Enter the first key word followed by a space. Enter the "+" sign, followed by the second key word.

Example:
To search for documents that include BOTH the words "arthritis" and "wheelchair," enter:

arthritis +wheelchairs

Enter the phrase in quotation marks. Words enclosed in the quotation marks will appear together in all results exactly as you have entered them.

Examples:
"vocational rehabilitation"
"Americans with Disabilities Act"

Enter the word "OR" in uppercase letters between the key words or phrases.

Example:
To search for documents that include either the phrase "home accessibility" or the word "modification", enter:

"home accessibility" OR modification

Enter the "~" character (tilde) before the word you want to find.

Example:
If you want to find documents that include the word "deaf" and related terms, enter:

~deaf

This will retrieve documents that include the word "deaf" as well as related terms such as "hearing-impaired" and "hearing impairments."