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