Did You Mean Search Functionality?

Google's search engine includes a feature now familiar to many web users - "Did you mean" - which provides alternative suggestions when you may have misspelled a search term. ... Here a user misspelling a term could directly result in lost sales.

How does Google's Did you mean work?

Google uses an interesting 'spell-checking' algorithm with a quite high accuracy. ... This algorithm needs data preparation from large chunks of data because it evaluates the most used words. It counts the occurrence of each word. Word searching works by defining the edit distance.

Did you mean spelling suggestions?

The Did You Mean feature returns suggested versions of a misspelled word, so that the user can re-issue the query with the new spelling. ... With spelling correction enabled, the Oracle Endeca Server returns the expected results: those containing the text Abraham Lincoln.