Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, brand, graind, irand, grawd
rank » ranks, frank, bank
iranktd » irankstd, ifranktd, ibanktd
band » bank
bond » bonds
ghani » ghana
graind » grained, grain
grains » grain
grad » grade, grid, graw
gran » grain, iran, graw
grant » graint, irant, grawt, grants
graint » geraint, grain, gradient

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 rank) OR hard) OR (had OR land)) OR (band OR bond)) OR ((((((grand OR ghani) OR (graind OR grains)) OR iranktd) OR grad) OR (gran OR grant)) OR graint)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or rank) or hard) or (had or land)) or (band or bond)) or ((((((grand or ghani) or (graind OR grains)) or iranktd) or grad) or (gran or grant)) or graint)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or rank) or hard) or (had or land)) or (band or bond)) or ((((((grand or ghani) or (graind OR grains)) or iranktd) or grad) or (gran or grant)) or graint)) counterinsurgency study ;*.