ivanra10

This plugin allows to customize the Custom Google Search inside your posts.
You can change language, theme, a search field for every post.
Requires PHP 5.3.x

WP Custom Google Search

A customizable google search plugin for posts.

antonzaroutski

AZ Content Finder is a simple plugin that allows the administrators to search for specific text content in all the posts’ meta data (including nested).
There are times when you need to find all the occurrences of specific text throughout the website. This is exactly when you may use AZ Content Finder – it will search through all the content of your website (including metadata) and list the matches on one page. You will then be able to amend the text according to your requirements.

AZ Content Finder

A simple plugin that allows the administrators to search for specific text content in all the posts' meta data (including nested).

WP Custom Google Search vs AZ Content Finder