Perhaps you should try some spelling variations:
rank » frank
ranks » franks, banks
hand » had, hard
band » bond
graintd » grained, braintd, raintd
granttd » granted, grantttd, iranttd, grawttd
grainttd » granted, grained, brainttd, rainttd
braink » brain, brains
grand » grant, brand, grantd, irand, grawd
irandk » brandk, irank, randk
irand » brand, iran, rand
gran » grant, iran, graw
grain » brain, rain

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: ((((stand OR (rank OR ranks)) OR hand) OR ((band OR bank) OR land)) OR ((graintd OR (granttd OR grainttd)) OR ((braink OR (irandk OR (grand OR irand))) OR (gran OR grain)))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((stand or (rank or ranks)) or hand) or ((band or bank) or land)) or ((graintd or (granttd or grainttd)) or ((braink or (irandk or (grand OR irand))) or (gran or grain)))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((stand or (rank or ranks)) or hand) or ((band or bank) or land)) or ((graintd or (granttd or grainttd)) or ((braink or (irandk or (grand OR irand))) or (gran or grain)))) counterinsurgency study ;*.