Google Instant Search is rolled out and some guyz like it as it saves much time but some doesnt and wanna disble it,if you also wanna disable it then here is the way :-
One simple way is just turn off Instant Search by clicking on Instant is on just next to Search Box.
If you wanna disable it permanently then open Google Search Setting Page and scroll down and under Google Instant section just click on Do not use Google Instant.
It will disable Instant Search Permanently.