The main trick to doing World Wide Web searches is using the right search tool for the task and for using key words that are in use enough to find your topic but not return excessive hits. Search tools are gaining features rapidly so the notes provided here may not always be completely relevant. For new users, single word searches are the easiest. Catalog searches typically cover indexes of a specific WWW site or set of services. Many additional searches are pointed at specific targets.
Spider based searches tend to have the best general coverage.
Database searches tend to have the most narrow coverage but may provide depth. Use multiple search engines if you don't find your desired items using one search engine. Search engines may only index a portion of the Web. Additional search tips are available to make the best use of searches. Capitalization and parenthesis can influence hits as well.