Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand, grantd, graind, irand
ranks » banks
band » bank
bond » bonds
grantd » granted, grants, grant, granttd, graintd, irantd
graind » grain, grains
grained » gained, trained, strained
gsand » sand
gran » grant, grain, iran
graint » geraint, grant, grain

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 ranks) OR hard) OR (had OR land)) OR (band OR bond)) OR ((((((grantd OR ghana) OR (graind OR grained)) OR ibanktd) OR (grand OR gsand)) OR (gran OR gsand)) OR graint)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or ranks) or hard) or (had or land)) or (band or bond)) or ((((((grantd or ghana) or (graind or grained)) or ibanktd) or (grand OR gsand)) or (gran or gsand)) or graint)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or ranks) or hard) or (had or land)) or (band or bond)) or ((((((grantd or ghana) or (graind or grained)) or ibanktd) or (grand OR gsand)) or (gran or gsand)) or graint)) counterinsurgency study ;*.