Perhaps you should try some spelling variations:
rand » brand, grand, sand
rank » frank, bank
ranks » franks, banks
franks » ffranks, fbanks, frank, frans
hand » hard
band » bank
bond » bonds
graind » grained, grains, grand, raind
grawd » grand, graw, grad
grant » grants
grain » rain

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((rand or ((rank OR ranks) or franks)) or hand) or (had or land)) or (band or bond)) or ((((graind or gbanktd) or grawd) or grant) or (grain or brain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR ((rank OR ranks) OR franks)) OR hand) OR (had OR land)) OR (band OR bond)) OR ((((graind OR gbanktd) OR grawd) OR grant) OR (grain OR brain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or ((rank OR ranks) or franks)) or hand) or (had or land)) or (band or bond)) or ((((graind or gbanktd) or grawd) or grant) or (grain or brain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand or ((rank OR ranks) or franks)) or hand) or (had or land)) or (band or bond)) or ((((graind or gbanktd) or grawd) or grant) or (grain or brain))) counterinsurgency study ;*.