Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, brand, irand, trand, gramd
band » bank
bond » bonds
rains » grains, trains, drains
grainsed » ggrainsed, gtrainsed, gdrainsed, grained, grains, granted, brainsed, rainsed
grantdtd » granted, irantdtd, trantdtd, gramtdtd, grantsdtd
grainted » granted, grained, printed, gerainted, grainsed, gradiented, brainted, rainted
graw » raw, draw, grew
gran » iran, tran, gram
grant » irant, trant, gramt, grants
gray » ray
graint » geraint, grains, gradient, braint, raint
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 hard) or (had or land)) or (band or bond)) or (((((grand or rains) or (grantdtd or (grainted or grainsed))) or (graw or grow)) or ((gran OR grant) or gray)) or (graint or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR hard) OR (had OR land)) OR (band OR bond)) OR (((((grand OR rains) OR (grantdtd OR (grainted OR grainsed))) OR (graw OR grow)) OR ((gran OR grant) OR gray)) OR (graint OR grain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hard) or (had or land)) or (band or bond)) or (((((grand or rains) or (grantdtd or (grainted or grainsed))) or (graw or grow)) or ((gran OR grant) or gray)) or (graint or grain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hard) or (had or land)) or (band or bond)) or (((((grand or rains) or (grantdtd or (grainted or grainsed))) or (graw or grow)) or ((gran OR grant) or gray)) or (graint or grain))) counterinsurgency study ;*.