Perhaps you should try some spelling variations:
rand » brand, band
grand » gbrand, gband, brand
irand » ibrand, iband, brand, iran, irani
rank » frank
granks » gfranks, grants, gbanks
ranks » franks, banks
sand » stand, band, san
hand » had, band, hard
bond » bonds
graind » grained, grains, braind, raind
grain » brain, rain
grant » grants
ghad » ghada, had, gad
grad » grade, grid, graw
chad » had

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 (sand or hand)) or ((bond or bank) or land)) or (((graind or grain) or (((granks or ranks) or grawks) or (grant or (grand or irand)))) or ((((ghad OR grad) or chad) or cham) or ghana))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR rank) OR (sand OR hand)) OR ((bond OR bank) OR land)) OR (((graind OR grain) OR (((granks OR ranks) OR grawks) OR (grant OR (grand OR irand)))) OR ((((ghad OR grad) OR chad) OR cham) OR ghana))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or rank) or (sand or hand)) or ((bond or bank) or land)) or (((graind or grain) or (((granks or ranks) or grawks) or (grant or (grand or irand)))) or ((((ghad OR grad) or chad) or cham) or ghana))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or rank) or (sand or hand)) or ((bond or bank) or land)) or (((graind or grain) or (((granks or ranks) or grawks) or (grant or (grand or irand)))) or ((((ghad OR grad) or chad) or cham) or ghana))) counterinsurgency study ;*.