Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, grant, brand, grantd, irand, grawd
irand » ibrand, isand, irank, brand, iran, irani
band » bank, bond
grank » grant, frank, rank, grantk, irank, grawk
grawe » grade, grace, graw
gran » grant, iran, graw
graint » geraint, grant, gradient, grain, gsaint, grainy, braint, raint
raint » rain, saint, rainy
grains » brains, rains
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 (hand or hard)) or (had or land)) or (band or bonds)) or ((((((grand OR irand) or grank) or gsandtd) or grawe) or gran) or (((graint or grains) or raint) or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR (hand OR hard)) OR (had OR land)) OR (band OR bonds)) OR ((((((grand OR irand) OR grank) OR gsandtd) OR grawe) OR gran) OR (((graint OR grains) OR raint) OR grain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (hand or hard)) or (had or land)) or (band or bonds)) or ((((((grand OR irand) or grank) or gsandtd) or grawe) or gran) or (((graint or grains) or raint) or grain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (hand or hard)) or (had or land)) or (band or bonds)) or ((((((grand OR irand) or grank) or gsandtd) or grawe) or gran) or (((graint or grains) or raint) or grain))) counterinsurgency study ;*.