Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, brand, irand, trand, gramd
rank » ranks, frank
grantd » granted, grants, grantsd, irantd, trantd, gramtd
grantsd » grants, granted, grantssd, irantsd, trantsd, gramtsd
grant » grants, irant, trant, gramt
grawktd » growktd, drawktd, grewktd
graw » grow, draw, grew
gran » iran, tran, gram
gray » ray
graint » geraint, grains, gradient, braint, gbraint, gmaint, ggaint
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain

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 bank) OR (had OR land)) OR (bond OR bonds)) OR ((((((grantd OR grantsd) OR (grand OR grant)) OR grawktd) OR (graw OR raw)) OR (gran OR gray)) OR (graint OR (grain OR rain)))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or rank) or bank) or (had or land)) or (bond or bonds)) or ((((((grantd or grantsd) or (grand or grant)) or grawktd) or (graw or raw)) or (gran or gray)) or (graint or (grain OR rain)))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or rank) or bank) or (had or land)) or (bond or bonds)) or ((((((grantd or grantsd) or (grand or grant)) or grawktd) or (graw or raw)) or (gran or gray)) or (graint or (grain OR rain)))) counterinsurgency study ;*.