Perhaps you should try some spelling variations:
rand » brand, grand, sand
trand » tbrand, tgrand, tsand, strand, trend, brand
grandt » gbrandt, ggrandt, gsandt, grantdt, granddt, irandt, grant, grand, grande
band » bank
bond » bonds
grad » grade, grand, grid
gradient » gradeient, grandient, gridient
draw » draws, raw
gran » grant, grand, iran
grains » brains, rains
grain » brain, rain
gray » ray, graw

You may be able to get more results by adjusting your search query.

• 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 bond)) OR ((((((trand OR grad) OR grains) OR irantdtd) OR draw) OR (((gran OR grain) OR gray) OR grandt)) OR gradient)) 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 bond)) or ((((((trand or grad) or grains) or irantdtd) or draw) or (((gran OR grain) or gray) or grandt)) or gradient)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (hand or hard)) or (had or land)) or (band or bond)) or ((((((trand or grad) or grains) or irantdtd) or draw) or (((gran OR grain) or gray) or grandt)) or gradient)) counterinsurgency study ;*.