Perhaps you should try some spelling variations:
"function based using tools" » "functions based using tools", "fixation based using tools", "function based nursing tools", "function based testing tools"
"fusion based using tools" » "motion based using tools", "design based using tools", "fusion based nursing tools", "fusion based testing tools"
"deim gases using tools" » "deim spaces using tools", "deim 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: (("function based using tools") or ((("fusion based using tools") or ("deim gases using tools"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("function based using tools") OR ((("fusion based using tools") OR ("deim gases using tools")))).
• Removing quotes may allow a broader search: (( function based using tools ) or ((( fusion based using tools ) or ( deim gases using tools )))).
• Adding a wildcard symbol may retrieve word variants: (("function based using tools") or ((("fusion based using tools") or ("deim gases using tools"))))*.