Boolean Operators: and, or, not
dogs not cats or mice
This would return documents with dogs or mice, excluding any containing cats (the logical operators are processed left to right).
Parentheses: ( )
(dogs and cats) or (pigs not cows)
This would return documents with either both dogs and cats OR documents with pigs and not cows.
This would return documents with including words such as jump, jumped, jumping, jumps, etc. The wildcard character (asterisk) can only go at the end of a word. Otherwise it is treated like any other search character.
Phrase searching: "..."
"How are you doing"
This would find documents that contained all of the words in the quotes, in the order in which they appear in the quotes.
Any combination of the above may be used together.