Perhaps you should try some spelling variations:
rand » brand, sand, rank
granddtd » gbranddtd, gsanddtd, grankdtd, branddtd
grand » gbrand, gsand, grank, brand
hand » hard
grants » migrants
grafted » granted, drafted, crafted
grain » brain, gbrain, gmain, ggain
rain » brain, main, gain

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 (had OR land)) OR (((band OR bank) OR bond) OR bonds)) OR ((((((grant OR grants) OR frank) OR ((granddtd OR gsandddtd) OR grafted)) OR raw) OR grand) OR (grain OR rain))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hand) or (had or land)) or (((band or bank) or bond) or bonds)) or ((((((grant OR grants) or frank) or ((granddtd or gsandddtd) or grafted)) or raw) or grand) or (grain or rain))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hand) or (had or land)) or (((band or bank) or bond) or bonds)) or ((((((grant OR grants) or frank) or ((granddtd or gsandddtd) or grafted)) or raw) or grand) or (grain or rain))) counterinsurgency study ;*.