Some Most popular search engines. Expert seo service.

http://www.recruit.net/

http://www.business.com/

http://www.lexisnexis.com/

http://www.thomasnet.com/

http://www.monsterindia.com/

http://www.pubgene.org/

http://www.magportal.com/

http://shopping.com/

http://www.ebay.com/

http://www.answers.com/

http://answers.google.com/answers/

Four things from expert seo service.

Spider: - When a web page download it’s automatically count.

Crawler: - Crawler counts the all links of a web page.

Indexer: - Count how many time spider and crawler count the webpage.

Database: - Where all data store which is counted or continue to count.

A Result engine: - Takes data from data base.