Google Toolbar History Mate 

Google Toolbar History Mate is a tool to help user see the date and time of the every searching in Google Toolbar, delete each keyword in search history individually, track the "Search History" in Google Toolbar and keep a full history list.
google toolbar history google bar googlebar search history

GooDelete History 

Google Toolbar will clear all items in its search history. Use GooDelete History to select an item from the Google Toolbar search history list and delete it. Search the web using any type of keywords and later delete them using GooDelete.
browser search history eraser clear history erase web history remove browser traces erase browsing activity clear google search history remove google search history google toolbar