JSFiddle - React, Tailwind, and code Playground

HTML

набери "пик1" или "пик2";)
<input type="text" value="" />
<div>
  <a>
      <img rel="пик1" class="search_good" src="http://torg3e.imgsmail.ru/thumb/140x140/sell/sources/7e5/19ee613749832d4f3e602fa11454c7e5?src=http%3A%2F%2Finternet-torg.ru%2Fadmin%2Fpictures%2F20604s.jpg&version=&hash=88c0cbef742d238950b2f373c581dd53" />
  </a>
</div>

<div>
  <a>
      <img rel="пик1" class="search_good" src="http://torg3e.imgsmail.ru/thumb/140x140/sell/sources/7e5/19ee613749832d4f3e602fa11454c7e5?src=http%3A%2F%2Finternet-torg.ru%2Fadmin%2Fpictures%2F20604s.jpg&version=&hash=88c0cbef742d238950b2f373c581dd53" />
  </a>
</div>

<div>
  <a>
      <img rel="пик2" class="search_good" src="http://torg3e.imgsmail.ru/thumb/140x140/sell/sources/7e5/19ee613749832d4f3e602fa11454c7e5?src=http%3A%2F%2Finternet-torg.ru%2Fadmin%2Fpictures%2F20604s.jpg&version=&hash=88c0cbef742d238950b2f373c581dd53" />
  </a>
</div>

JavaScript

$('input').on('keyup', function(){
    $('.search_good').hide();
    $('.search_good[rel="' + $(this).val() + '"]').show();
});