Perhaps you should try some spelling variations:
practical nuclear » practical nucleic, fractional nuclear, critical nuclear
practice nuclear » practice nucleic, particle nuclear, gracile nuclear
tactical nuclear » statistical nuclear, clinical nuclear, national nuclear
a treaty » _ treaty
test a » test act

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((practical nuclear) OR (practice nuclear)) test a treaty ) OR ( tactical nuclear test a treaty )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((practical nuclear) OR (practice nuclear)) test a treaty ) or ( tactical nuclear test a treaty ))".
• Adding a wildcard symbol may retrieve word variants: (( ((practical nuclear) OR (practice nuclear)) test a treaty ) or ( tactical nuclear test a treaty ))*.