Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, grant, brand, grantd, irand, grayd
grandtd » gbrandtd, gsandtd, granktd, granttd, brandtd, grantdtd, irandtd, graydtd
hand » hard
band » bank
grayd » gray, grad
grace » grade, race
gran » grant, iran, gray
graw » grow, draw, grew
brain » bmain, bgain, brail
rain » main, gain, rail
grain » gmain, ggain, grail

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 band)) OR (had OR land)) OR (bond OR bonds)) OR (((((grand OR grayd) OR grandtd) OR grace) OR (gran OR (graw OR raw))) OR ((brain OR rain) OR grain))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (hand or band)) or (had or land)) or (bond or bonds)) or (((((grand or grayd) or grandtd) or grace) or (gran or (graw OR raw))) or ((brain or rain) or grain))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (hand or band)) or (had or land)) or (bond or bonds)) or (((((grand or grayd) or grandtd) or grace) or (gran or (graw OR raw))) or ((brain or rain) or grain))) counterinsurgency study ;*.