Torsten Landsiedel

This plugin modifies the native wordpress search function to ignore block names in post and page content.
With this plugin activated the unexpected search results are fixed which are reported in <a href="https://github.com/WordPress/gutenberg/issues/3739" rel="nofollow ugc">#3739</a> and in <a href="https://core.trac.wordpress.org/ticket/56294" rel="nofollow ugc">#56294</a>
Works only for MySQL 8.0.4+ and MariaDB 10.0.5+

Ignore HTML and shortcodes in search

Modifies the native search to ignore HTML markup (block editor comments) and shortcodes

Luis A. Ochoa

Relevant Search will provide contextual search and listing the results based on relevance. It automatically replaces the default WordPress search.
No configuration required.
<h4>MySQL Documentation</h4>
<ul>
<li><a href="http://dev.mysql.com/doc/refman/5.6/en/fulltext-search.html" rel="nofollow ugc">Full-Text Search Functions</a></li>
<li><a href="http://dev.mysql.com/doc/refman/5.6/en/fulltext-natural-language.html" rel="nofollow ugc">Natural Language Full-Text Searches</a></li>
<li><a href="http://dev.mysql.com/doc/refman/5.6/en/regexp.html" rel="nofollow ugc">Regular Expressions</a></li>
</ul>

Relevant Search

Relevant Search replaces the default WordPress search with relevant results.

Ignore HTML and shortcodes in search vs Relevant Search