Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, brand
hand » hard
band » bank
bond » bonds
grant » grants
granttd » grantstd, granted
graind » grained, grain, grains
grawe » grade, grace, growe, rawe, drawe
grave » gravel, grade, grace
graw » grow, raw, draw
gray » ray
graint » geraint, grain, grains

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 (had OR land)) OR (band OR bond)) OR ((((((grand OR grant) OR graind) OR granttd) OR ((grawe OR grave) OR graw)) OR gray) OR graint)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hand) or (had or land)) or (band or bond)) or ((((((grand or grant) or graind) or granttd) or ((grawe OR grave) or graw)) or gray) or graint)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hand) or (had or land)) or (band or bond)) or ((((((grand or grant) or graind) or granttd) or ((grawe OR grave) or graw)) or gray) or graint)) counterinsurgency study ;*.