Perhaps you should try some spelling variations:
rand » brand, hand
grand » gbrand, ghand, grant, brand, grantd, irand, grawd
irand » ibrand, ihand, brand, iran, irani
rank » ranks, frank
gfranks » gfrankss, gffranks
sand » stand, san, hand
band » bond
graind » grained, grains, braind, gbraind, gmaind, ggaind
gbrained » grained, obtained, gained, gbbrained, gbmained, gbgained
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain
gran » grant, iran, graw
ghad » ghada, chad, grad

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 grand) or rank) or (sand or had)) or ((band or bank) or land)) or (((((graind or gbrained) or gmaind) or (grain or rain)) or (gfranks or (gran or irand))) or ((ghad or cham) or ghana))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR grand) OR rank) OR (sand OR had)) OR ((band OR bank) OR land)) OR (((((graind OR gbrained) OR gmaind) OR (grain OR rain)) OR (gfranks OR (gran OR irand))) OR ((ghad OR cham) OR ghana))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand OR grand) or rank) or (sand or had)) or ((band or bank) or land)) or (((((graind or gbrained) or gmaind) or (grain or rain)) or (gfranks or (gran or irand))) or ((ghad or cham) or ghana))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand OR grand) or rank) or (sand or had)) or ((band or bank) or land)) or (((((graind or gbrained) or gmaind) or (grain or rain)) or (gfranks or (gran or irand))) or ((ghad or cham) or ghana))) counterinsurgency study ;*.