Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, brand, irand, grawd, trand
irandtd » ibrandtd, isandtd, iranktd
hand » hard
band » bank
bond » bonds
grant » grants, irant, grawt, trant
irant » iran, irani, brant
grave » gravel, grace
grade » trade
gran » iran, graw, tran
gray » ray, graw
brains » brain, trains, drains
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 (had or land)) or (band or bond)) or (((((grand or (grant or irant)) or irandtd) or (grave or grade)) or (gran or gray)) or ((grains OR brains) or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR hand) OR (had OR land)) OR (band OR bond)) OR (((((grand OR (grant OR irant)) OR irandtd) OR (grave OR grade)) OR (gran OR gray)) OR ((grains OR brains) OR grain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hand) or (had or land)) or (band or bond)) or (((((grand or (grant or irant)) or irandtd) or (grave or grade)) or (gran or gray)) or ((grains OR brains) or grain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hand) or (had or land)) or (band or bond)) or (((((grand or (grant or irant)) or irandtd) or (grave or grade)) or (gran or gray)) or ((grains OR brains) or grain))) counterinsurgency study ;*.