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