Perhaps you should try some spelling variations:
rand » brand, grand, hand
grandttd » gbrandttd, ggrandttd, ghandttd, grantdttd, granddttd, irandttd
grandtk » gbrandtk, ggrandtk, ghandtk, grantdtk, granddtk, irandtk
granddk » gbranddk, ggranddk, ghanddk, grantddk, grandddk, iranddk
rank » frank
ranks » franks, banks
grank » gfrank, grant, frank, grand, grantk, grandk, irank
sand » san, hand
band » bond
graints » grants, grains, gradients, braints, raints
grantk » grants, grant, granttk, grandtk, irantk
granttd » grantttd, grandttd, iranttd
granted » grantted, grandted, iranted
gran » grant, grand, iran
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 ranks)) or (sand or stand)) or ((band or bank) or land)) or ((((granttd OR grandttd) or granted) or graints) or (((grank or (grantk or grandtk)) or granddk) or (gran or grain)))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR (rank OR ranks)) OR (sand OR stand)) OR ((band OR bank) OR land)) OR ((((granttd OR grandttd) OR granted) OR graints) OR (((grank OR (grantk OR grandtk)) OR granddk) OR (gran OR grain)))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (rank or ranks)) or (sand or stand)) or ((band or bank) or land)) or ((((granttd OR grandttd) or granted) or graints) or (((grank or (grantk or grandtk)) or granddk) or (gran or grain)))) counterinsurgency study ;*".