Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand, grantd, irand, grawd
rank » frank
ranks » franks, banks
band » bond
grained » gained, trained, strained, brained, rained
grawd » graw, grad, grawe
gran » grant, iran, graw
grain » brain, 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 bank)) or ranks) or hard) or (had or land)) or (band or bonds)) or ((((grand or grained) or grawd) or gran) or (grain or geraint))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((rand OR (rank OR bank)) OR ranks) OR hard) OR (had OR land)) OR (band OR bonds)) OR ((((grand OR grained) OR grawd) OR gran) OR (grain OR geraint))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((rand or (rank OR bank)) or ranks) or hard) or (had or land)) or (band or bonds)) or ((((grand or grained) or grawd) or gran) or (grain or geraint))) counterinsurgency study ;*".