If you type the words 'search engine' into a search engine, you'll get a whole massive list of search engines... but only top 5 or so matters.
There are lots of search engines out there. To name a few, here's a list: Code: http://thesearchenginelist.com/
WOW. never thought of this. by the way is there any way to submit site to all these search engines? any resource if you can share?
The top 100 search engines in the world are: A9 AOL AURA! blinkx boing bookmach.com BOXXET ChaCha ClipBlast! Clusty collarity CometQ CONGOO d e c i p h o del.icio.us digg digg labs swarm Ditto dumbfind exalead factbites fazzle FEEDS|2.0 Feedster FindSounds GIGABLAST girafa gnn o d GoDefy goshme GoYams grokker ICEROCKET ixquick KartOO last.fm Lexxealpha like LiveDeal liveplasma Local.com lurpo MetaGlossary mnemomap Mojeek Mooter MrSAPO MS. DEWEY nayio Octora OiHoi Search Pagebull PlanetSearch pluggd PODZINGER Previewseek pronto.com QTsearch Quintura Releton retrevo gamma riya ROLLYO O SearchTheWeb2 SEEQPOD sidekiq Simply Google Singing FISH Slideshow Slifter soople Speegle Sphider SPURL.net S R C H R SurfWax Swoogle TagJag! thefind.com Trexy turboscout UJIKO url.com VMGO.com Web 2.0 Webaroo WEBBRAIN What to RENT? whonu? WIKIO WiseNut Yahoo! MINDSET yoono yoople yubnub YuFind ZABASEARCH zapmeta Zippy ZUULA