Perhaps you should try some spelling variations:
rand » brand
grand » gbrand, brand
grandtd » gbrandtd, brandtd
hand » had, hard
ghandk » ghadk, ghardk
rank » frank
ranks » franks
grank » gfrank, frank, gran
sand » stand
band » bond
grantd » granted
grants » migrants
graindk » braindk, raindk
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: (((((rand OR hand) OR (rank OR (ranks OR banks))) OR (sand OR san)) OR ((band OR bank) OR land)) OR ((((grantd OR grand) OR grandtd) OR grants) OR (((grank OR grant) OR (ghandk OR graindk)) OR grain))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or hand) or (rank or (ranks or banks))) or (sand or san)) or ((band or bank) or land)) or ((((grantd OR grand) or grandtd) or grants) or (((grank or grant) or (ghandk or graindk)) or grain))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or hand) or (rank or (ranks or banks))) or (sand or san)) or ((band or bank) or land)) or ((((grantd OR grand) or grandtd) or grants) or (((grank or grant) or (ghandk or graindk)) or grain))) counterinsurgency study ;*.