For Keyword type the word or words you want to find
For example, the author's name or some words from a subject such as: human resources
Wildcards may be right-hand truncated using an asterisk ('*') in place of other characters. The '*' wildcard may also be embedded in a search string. You may use '?' to replace a single character anywhere within a word.
environment* will find environmental, environments etc
polic* will find police, policeman, policewoman etc
wom?n will find woman or women
Use "and" or "or" to specify multiple words in any field, any order. Use "and not" to exclude words.
Example: stocks and bonds
Example: (alaska or canada) and (adventure and not vacation)