Any Word: 

Just type one or more words to find any of the words. [ Find ANY ] is the usual default.

All Words: 

Type more than one word and select [ Find ALL ] to find all of the words.

Or you can use Booleans (see below).

Exact Phrase: "..." 

You can search for exact phrases by surrounding them in double quotes. Or you can just type the words and select [ Find EXACT phrase ]. Punctuation must be the same to be found between words, for example "Smith, John"

Boolean Operators: + - 

Use + in front of each word or a quoted phrase that you require.

Use - in front of each word that you want to exclude.

Boolean Expressions: AND OR NOT ( )

Use AND, OR, NOT, (, and ) to form a Boolean expression. AND requires, OR allows, NOT excludes.

Use double quotes to protect the words "and", "or", or "not" in a phrase.

Capitalization doesn't matter. The ranked results will come from a total match on the words and phrases which you supply, so try to think of several specific terms for your topic and spell them correctly. It may help to include important plurals and derived words too, like [address addresses contact contacting information] .