Perhaps you should try some spelling variations:
rand » brand, sand
grand » gbrand, gsand, grant, brand
rank » ranks, frank, bank
granksstd » grankssstd, gfranksstd, gbanksstd
hand » hard
band » bank, bond
gsand » sand
grad » grade, grid, gram
grave » gravel, grade, grace
raad » road, read, riad
graw » raw, draw, grew
gray » ray
grain » brain, rain

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((rand or rank) or hand) or (had or land)) or (band or bonds)) or (((((grand or gsand) or granksstd) or (((grad or grave) or raad) or (graw OR grow))) or gray) or grain)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR rank) OR hand) OR (had OR land)) OR (band OR bonds)) OR (((((grand OR gsand) OR granksstd) OR (((grad OR grave) OR raad) OR (graw OR grow))) OR gray) OR grain)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or rank) or hand) or (had or land)) or (band or bonds)) or (((((grand or gsand) or granksstd) or (((grad or grave) or raad) or (graw OR grow))) or gray) or grain)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand or rank) or hand) or (had or land)) or (band or bonds)) or (((((grand or gsand) or granksstd) or (((grad or grave) or raad) or (graw OR grow))) or gray) or grain)) counterinsurgency study ;*.