Perhaps you should try some spelling variations:
rand » brand, grand, hand
grandk » gbrandk, ggrandk, ghandk, grand, grande, grantdk, graindk, granddk
granddk » gbranddk, ggranddk, ghanddk, grantddk, grainddk, grandddk
rank » frank
ranks » franks, banks
grank » gfrank, grant, frank, grand, grantk, graink, grandk
sand » stand, san, hand
band » bond
grantd » granted, grants, grant, granttd, graintd, grandtd
grantdk » grantedk, grantsk, grantk, granttdk, graintdk, grandtdk
gran » grant, grain, grand

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 ((band or bank) or land)) or (grantd or ((grank or ((grandk OR grantdk) or granddk)) or gran))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR (rank OR ranks)) OR sand) OR ((band OR bank) OR land)) OR (grantd OR ((grank OR ((grandk OR grantdk) OR granddk)) OR gran))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (rank or ranks)) or sand) or ((band or bank) or land)) or (grantd or ((grank or ((grandk OR grantdk) or granddk)) or gran))) counterinsurgency study ;*".