Perhaps you should try some spelling variations:
ionization instrumentation » operation instrumentation, radiation instrumentation, collection instrumentation
https decision » steps decision, states decision, mutis decision
basics linear » basic linear, based linear, basics clear
basis linear » basic linear, bases linear, based linear
mass linear » bases linear, class linear, less linear

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

• Performing a fuzzy search may retrieve terms with similar spellings: ionization instrumentation https decision ((((basis linear) OR (basics linear))) OR (mass linear))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ionization instrumentation https decision ((((basis linear) OR (basics linear))) OR (mass linear))".
• Adding a wildcard symbol may retrieve word variants: ionization instrumentation https decision ((((basis linear) OR (basics linear))) OR (mass linear))*.