HotBot accesses over 50 million websites, expert searching available. An excellent tool for precise searches. Easy to use. Excellent for highly specialized searches. Lycos is a search engine accessing over 50 million web, gopher and ftp urls.
Web searches can produce checkered results.
MetaCrawler is a wonderful metasearch engine, which allows access to nine different search engines simultaneously. Sorts results by topic headings. Yahoo is a popular, well maintained subject index and search engine. It is best for broad topics. Returns too many irrelevant results.