Perhaps you should try some spelling variations:
hand » had, hard
rank » frank
ranks » franks, banks
grank » gfrank, grant, frank, grantk, irank, grawk
sand » san
band » bond
grand » grant, brand, grantd, irand, grawd
gran » grant, iran, graw
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((hand or (rank or ranks)) or (sand or stand)) or ((band or bank) or land)) or (grand or (grank or (gran or (grain OR rain))))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hand OR (rank OR ranks)) OR (sand OR stand)) OR ((band OR bank) OR land)) OR (grand OR (grank OR (gran OR (grain OR rain))))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((hand or (rank or ranks)) or (sand or stand)) or ((band or bank) or land)) or (grand or (grank or (gran or (grain OR rain))))) counterinsurgency study ;*".