Perhaps you should try some spelling variations:
sand » stand, san
ranks » banks
frans » franz, trans, fran
hand » had, hard
band » bond
grantd » granted, grants, grant, granttd, irantd, grawtd
rani » ravi, rank, ani
rand » brand, rank
irand » ibrand, irank, brand, iran, irani
grand » gbrand, grank, grantd, irand, grawd, grant, brand
igraind » ingrained, ibraind, igbraind, igmaind, iggaind
grain » brain, gbrain, gmain, ggain
gran » grant, iran, graw
gbraind » gbbraind, gbmaind, gbgaind
gbbraind » gbbbraind, gbbmaind, gbbgaind
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: ((((((sand OR (bank OR ranks)) OR (frank OR frans)) OR hand) OR land) OR band) OR ((((grantd OR (rani OR rand)) OR (irand OR igraind)) OR ((gbraind OR gbbraind) OR grain)) OR ((gran OR grand) OR rain))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((sand or (bank or ranks)) or (frank or frans)) or hand) or land) or band) or ((((grantd or (rani OR rand)) or (irand or igraind)) or ((gbraind or gbbraind) or grain)) or ((gran or grand) or rain))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((((sand or (bank or ranks)) or (frank or frans)) or hand) or land) or band) or ((((grantd or (rani OR rand)) or (irand or igraind)) or ((gbraind or gbbraind) or grain)) or ((gran or grand) or rain))) counterinsurgency study ;*.