Perhaps you should try some spelling variations:
rank » frank
ranks » franks, banks
bond » bonds
grand » brand, graind, irand, grawd
grawd » graw, grad
irand » brand, iran, rand
gran » grain, iran, graw
grant » graint, irant, grawt, grants
grawe » grade, grace, graw

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((band or (rank or ranks)) or (san or stand)) or ((bond or bank) or land)) or (((grand OR grawd) or irand) or (brain or (gran or (grant or grawe))))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((band OR (rank OR ranks)) OR (san OR stand)) OR ((bond OR bank) OR land)) OR (((grand OR grawd) OR irand) OR (brain OR (gran OR (grant OR grawe))))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((band or (rank or ranks)) or (san or stand)) or ((bond or bank) or land)) or (((grand OR grawd) or irand) or (brain or (gran or (grant or grawe))))) counterinsurgency study ;*".