Form does not submit any params

Form does not submit any params

Form does not submit any parameters. How can I fix it?
<form action="{{ path('search') }}" method="POST">
<div class="block-17">
<div class="block-17_1">
Êàòàëîã àâòîìîáèëåé
</div>
<div class="block-17_2">
<div class="block-17_2_1">
<span>Ïîèñê àâòîìîáèëåé</span>
<a href="">Ñðàâíèòü àâòîìîáèëè</a>
</div>
<div class="block-17_2_2">
<div>
<span class="block-17_2-name">Ìàðêà</span>
<div class="block-17_select-v1">
<select>
<option value="">Ëþáàÿ</option>
{% for manufacturer in manufacturers %}
<option value="{{ manufacturer.manufacturer }}">{{
manufacturer.manufacturer }}</option>
{% endfor %}
</select>
</div>
</div>
<div>
<span class="block-17_2-name">Ìîäåëü</span>
<div class="block-17_select-v1">
<select style="width: 100px">
<option value="">Ëþáàÿ</option>
</select>
</div>
</div>
<div>
<span class="block-17_2-name">Öåíà (ðóá.)</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for value in [500, 1000, 2000, 3000, 4000,
5000, 6000, 7000, 8000, 9000, 10000, 15000, 20000,
25000, 50000, 100000, 200000] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="block-17_2-tire">
-
</div>
<div class="block-17_select-v2">
<select >
{% for value in [500, 1000, 2000, 3000, 4000,
5000, 6000, 7000, 8000, 9000, 10000, 15000, 20000,
25000, 50000, 100000, 200000] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="clearboth">
</div>
</div>
</div>
<div class="clearboth">
</div>
</div>
<div class="clearboth">
</div>
</div>
<div class="block-17_3" id="block-17_3" style="overflow: hidden;">
<div class="block-17-hide">
<div class="block-17_3_1">
<span class="block-17_2-name">Îáúåì äâèãàòåëÿ (ë.)</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for value in [0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4,
5, 6, 7] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="block-17_2-tire">-</div>
<div class="block-17_select-v2">
<select>
{% for value in [0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4,
5, 6, 7] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="clearboth">
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Ìîùíîñòü äâèãàòåëÿ (ë. ñ.)</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for value in [50, 100, 150, 200, 250, 300, 400,
500, 600, 700] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="block-17_2-tire">-</div>
<div class="block-17_select-v2">
<select>
{% for value in [50, 100, 150, 200, 250, 300, 400,
500, 600, 700] %}
<option value="{{ value }}">{{ value }}</option>
{% endfor %}
</select>
</div>
<div class="clearboth">
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Êîðîáêà ïåðåäà÷</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for transmission in transmissions %}
<option value="{{ transmission.transmission
}}">{{ transmission.transmission }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Òèï äâèãàòåëÿ</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for engineType in engineTypes %}
<option value="{{ engineType.type }}">{{
engineType.type }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="clearboth clearboth-block-17_3">
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Òèï êóçîâà</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for body in bodies %}
<option value="{{ body.body }}">{{ body.body
}}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1">
<span class="block-17_2-name">Ïðèâîä</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for transferCase in transferCases %}
<option value="{{ transferCase.transferCase
}}">{{ transferCase.transferCase }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1" style="width: 145px">
<span class="block-17_2-name">Îïöèè</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select style="width: 145px">
{% for option in options %}
<option value="{{ option.equipment }}">{{
option.equipment }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="block-17_3_1" >
<span class="block-17_2-name">Ñòðàíà ïðèíàäëåæíîñòè</span>
<div class="block-17_select-v2_outer">
<div class="block-17_select-v2">
<select>
{% for transferCase in transferCases %}
<option value="{{ transferCase.transferCase
}}">{{ transferCase.transferCase }}</option>
{% endfor %}
</select>
</div>
</div>
</div>
<div class="clearboth">
</div>
<div></div>
<div class="block-17_hide_button_open">
<a onclick="openboxhidden('block-17_3'); return false"
href="#">Ñêðûòü äîïîëíèòåëüíûå ïàðàìåòðû</a>
</div>
</div>
</div>
<div class="clearboth">
</div>
<div class="block-17_4">
<input type="submit" value="Ïîèñê" name="" />
<a onclick="openboxhidden('block-17_3'); return false"
href="#">Ïîêàçàòü äîïîëíèòåëüíûå ïàðàìåòðû</a>
</div>
</div>
</form>