Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, grant, brand, grantd, irand, grawd
band » bank, bond
grawe » grade, grace, graw
gran » grant, iran, graw
graint » geraint, grant, gradient, gsaint, grainy, grains, braint, gbraint, gmaint, ggaint
raint » saint, rainy, rains, braint, maint, gaint
grains » brains, gbrains, gmains, ggains
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain

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 gsandtd) or grawe) or gran) or (((graint or grains) or raint) or (grain OR rain)))) 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 gsandtd) OR grawe) OR gran) OR (((graint OR grains) OR raint) OR (grain OR rain)))) 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 gsandtd) or grawe) or gran) or (((graint or grains) or raint) or (grain OR rain)))) counterinsurgency study ;*".