Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, grantd, graind, irand, grant, brand
hand » had, hard
bond » bonds
graind » grained, grain, grains
grants » migrants, grantts, graints, irants
gran » grant, grain, iran
chad » had

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 frank) or (san or hand)) or (((band OR bond) or bank) or land)) or ((graind or (grants or (gran or grand))) or ((chad or cham) or ghana))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR frank) OR (san OR hand)) OR (((band OR bond) OR bank) OR land)) OR ((graind OR (grants OR (gran OR grand))) OR ((chad OR cham) OR ghana))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or frank) or (san or hand)) or (((band OR bond) or bank) or land)) or ((graind or (grants or (gran or grand))) or ((chad or cham) or ghana))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or frank) or (san or hand)) or (((band OR bond) or bank) or land)) or ((graind or (grants or (gran or grand))) or ((chad or cham) or ghana))) counterinsurgency study ;*.