AND, OR, NOT	Use "and" or "or" to specify multiple words in any field, any order. Use "and not" to exclude words. Parentheses group words together when using Boolean operators	(annotated bibliography) and child*
PHRASE SEARCH	Multiple words are searched together as one phrase.	United States supreme court
TRUNCATION	Words may be right-hand truncated using an asterisk. Use a single asterisk * to truncate from 1-5 characters. Use a double asterisk ** for open-ended truncation.	environment* polic* fyodor dost**
NEAR, WITHIN	Use "near" to specify words close to each other, in any order. Use "within #" to specify terms which occur within # words of each other in the record.	California near university america within 3 econom*