Perhaps you should try some spelling variations:
rand » brand, grand, sand
igrand » igbrand, iggrand, igsand, grand, igrantd, igrandd, iirand
irand » ibrand, igrand, isand, brand, iran, grand
ranks » banks
hand » had, hard
band » bond
grantd » grants, grant, grand, granttd, grandtd, irantd
irank » iran, rank, irani
graind » grained, grand, grain, grainy, grains, braind, raind
raind » rain, rainy, rains
granted » grantted, grandted, iranted
granttd » grantttd, grandttd, iranttd
gran » grant, grand, iran
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 bank) or (frank or ranks)) or hand) or land) or band) or ((((((grantd or granted) or granttd) or irantd) or (irank or igrand)) or ((graind or grains) or raind)) or ((gran or irand) or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((rand OR bank) OR (frank OR ranks)) OR hand) OR land) OR band) OR ((((((grantd OR granted) OR granttd) OR irantd) OR (irank OR igrand)) OR ((graind OR grains) OR raind)) OR ((gran OR irand) OR grain))) counterinsurgency study ;.
• Adding a wildcard symbol may retrieve word variants: ((((((rand or bank) or (frank or ranks)) or hand) or land) or band) or ((((((grantd or granted) or granttd) or irantd) or (irank or igrand)) or ((graind or grains) or raind)) or ((gran or irand) or grain))) counterinsurgency study ;*.