How do you get rid of search history?

Ok im trying to get rid of searches in a search bars on websites. For example go to http://erblearn.org/parents/admission/is… double click the search box(make sure u are clicking the box and not the search button) in the upper right hand corner...

How do you get rid of the automatic search suggestions when typing in letters, such as when you press A in the search bar and apple or apricot appears.

when searching something on yahoo, you first start by typing something in the search box. how do you get rid of the history that pops up of all words that you have searched?

When I start typing into the google search box, it pops up with suggestions for what I want to look for, such suggestions being what I looked for in the past. I need to clear this- ...show more

You know when you do a search on the yahoo page, and it drops down everything you ever asked it.. I know how to get rid of history in the address bar (tools) but I do NOT want this yahoo thing to keep history of what I look for... I'm not the only one...

its getting annoying that what ever i search people can see it. even without trying like if you press one letter all my history that starts with that letter shows up. is there a way that i can permanently get rid of the history searches i do without...

I want to clear out the places I been, but the search window items can't be deleted. you can delete browsing history for internet explorer until you turn blue but it doesnt help

I tried to get rid of it through internet options but that doesn't do it.

in the search banner, when you start typing the history displays, how can I erase what ever is in there, the same for other search banners in different webpages.