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

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 ((("fusion gases 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 ((("fusion gases using tools") OR ("deim based using tools")))).
• Removing quotes may allow a broader search: (( functions based using tools ) or ((( fusion gases using tools ) or ( deim based using tools )))).
• Adding a wildcard symbol may retrieve word variants: (("functions based using tools") or ((("fusion gases using tools") or ("deim based using tools"))))*.