Perhaps you should try some spelling variations:
rand » brand, grand, sand
grandk » gbrandk, ggrandk, gsandk, grand, grande, grantdk, graindk, granddk
hand » had, hard
ranks » banks
bond » bonds
grantd » granted, grant, grand, granttd, graintd, grandtd
grank » grant, grand, rank, grantk, graink, grandk
graind » grained, grain, grains
grants » grantts, graints, grandts
migrants » migrantts, migraints, migrandts
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 hand) or (frank or ranks)) or san) or (((band or bond) or bank) or land)) or (((grantd or grants) or migrants) or ((grank or (((grandk OR gsandk) or (grandk OR gsandk)) or (graind or graind))) or gran))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR hand) OR (frank OR ranks)) OR san) OR (((band OR bond) OR bank) OR land)) OR (((grantd OR grants) OR migrants) OR ((grank OR (((grandk OR gsandk) OR (grandk OR gsandk)) OR (graind OR graind))) OR gran))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or hand) or (frank or ranks)) or san) or (((band or bond) or bank) or land)) or (((grantd or grants) or migrants) or ((grank or (((grandk OR gsandk) or (grandk OR gsandk)) or (graind or graind))) or gran))) counterinsurgency study ;*".