Perhaps you should try some spelling variations:
rand » brand, grand, hand
granddtd » gbranddtd, ggranddtd, ghanddtd, grantddtd, grainddtd, grandddtd
grawd » grand, graw, grad
band » bond
grantdt » granttdt, graintdt, grandtdt
granted » grantted, grainted, grandted
gran » grant, grain, grand
gbrain » brain, grain, gbbrain, gbmain, gbgain
rain » brain, main, gain

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 grawd) or hard) or (had or land)) or ((band OR bank) or bonds)) or ((((((grawd or grantdt) or frank) or (granddtd or granted)) or raw) or gran) or (gbrain or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR grawd) OR hard) OR (had OR land)) OR ((band OR bank) OR bonds)) OR ((((((grawd OR grantdt) OR frank) OR (granddtd OR granted)) OR raw) OR gran) OR (gbrain OR rain))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or grawd) or hard) or (had or land)) or ((band OR bank) or bonds)) or ((((((grawd or grantdt) or frank) or (granddtd or granted)) or raw) or gran) or (gbrain or rain))) counterinsurgency study ;*".