Perhaps you should try some spelling variations:
rank » ranks
frank » franks
hand » band, hard
bond » bonds
graind » grained, grains, braind, gbraind, gmaind, ggaind
grantks » grants, grantees, grantors
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain
grand » grant, brand

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((rank or frank) or (stand or hand)) or ((bond or bank) or land)) or ((graind or (grantks or ((grain OR rain) or (grand or graind)))) or ((had or cham) or ghana))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rank OR frank) OR (stand OR hand)) OR ((bond OR bank) OR land)) OR ((graind OR (grantks OR ((grain OR rain) OR (grand OR graind)))) OR ((had OR cham) OR ghana))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rank or frank) or (stand or hand)) or ((bond or bank) or land)) or ((graind or (grantks or ((grain OR rain) or (grand or graind)))) or ((had or cham) or ghana))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rank or frank) or (stand or hand)) or ((bond or bank) or land)) or ((graind or (grantks or ((grain OR rain) or (grand or graind)))) or ((had or cham) or ghana))) counterinsurgency study ;*.