+ Use the plus sign to only find results that must contain this word

- Use the minus sign to only find results that do not contain this word

* Use the asterix sign as a multi-letter wild card to words

? Use the question mark as a single-letter wild card to words

~ Use the tilde sign for "fuzzy" word matching

^ Use the caret sign to "boost" the importance of a term

(   ) You can group terms together in parenthesis


Also, you can search for specific fields, like "title", "developer", "license", or "contents"

For example,


Will search for all applications that contain both "sound" and "editor", but exclude results that have "wave" in the title



Will search for applications that may contain "animation" and must contain "studio" and have a "demo" license, and are not in the "business" or "utilities" categories



Will search for all application titles that contain words that start with "dis" in the title, like disk or disc, or discovery, or dispatch



Will search for all application titles that contain words that match "dat" plus zero or one more letter, like data, or date



Will do a fuzzy search for all application titles that contain words that are similar to "cont", like convert, concern, consider, or configure



Will give the term "audio" eight times more "weight" than the term "player" - results with "audio" will rank higher in the list than other terms like video


More examples: