Perhaps you should try some spelling variations:
grand » grant, brand, grantd, graind, irand
grandtd » granttd, brandtd, grantdtd, graindtd, irandtd
grandk » grantk, brandk, grande, grantdk, graindk, irandk
rank » frank
ranks » franks, banks
grank » gfrank, grant, frank, grantk, graink, irank
sand » stand, san, hand
band » bond
grantd » granted, grant, granttd, graintd, irantd
grantdtd » grantedtd, granttd, granted, granttdtd, graintdtd, irantdtd
grants » migrants, grantts, graints, irants
gran » grant, grain, iran

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

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