Perhaps you should try some spelling variations:
"functions gases using tools" » "functions based using tools", "functions spaces using tools"
"deim based nursing tools" » "deim based nursing models", "deim based nursing protocols", "device based nursing tools", "design based nursing tools"
"deim based using tools" » "deim based testing tools", "device based using tools", "design based using tools"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("functions gases using tools") or ((("deim based using tools") or ("deim based nursing tools"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("functions gases using tools") OR ((("deim based using tools") OR ("deim based nursing tools")))).
• Removing quotes may allow a broader search: (( functions gases using tools ) or ((( deim based using tools ) or ( deim based nursing tools )))).
• Adding a wildcard symbol may retrieve word variants: (("functions gases using tools") or ((("deim based using tools") or ("deim based nursing tools"))))*.