Perhaps you should try some spelling variations:
based instrumentation » _ instrumentation, based instruction
https division » fats division
basics linear » basic linear, based linear, basics clear
basic nuclear » basic number, basics clear
class linear » less linear, mass linear, class library

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

• Performing a fuzzy search may retrieve terms with similar spellings: based instrumentation https division ((((basics linear) or (basic nuclear))) or (class linear))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: based instrumentation https division ((((basics linear) OR (basic nuclear))) OR (class linear)).
• Adding a wildcard symbol may retrieve word variants: based instrumentation https division ((((basics linear) or (basic nuclear))) or (class linear))*.