Perhaps you should try some spelling variations:
rand » brand, grand, sand
ggrandt » ggbrandt, gggrandt, ggsandt
granddted » gbranddted, ggranddted, gsanddted, granted
grad » grade, grand, grid
band » bank, bond
grant » grants
irant » iran, irani, brant
grain » brain, gbrain, gmain, ggain
gbrain » brain, 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 grad) or (hand OR hard)) or (had or land)) or (band or bonds)) or ((((((grad or ggrandt) or frank) or (gsanddtd or granddted)) or raw) or (grant or irant)) or ((grain or gbrain) or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR grad) OR (hand OR hard)) OR (had OR land)) OR (band OR bonds)) OR ((((((grad OR ggrandt) OR frank) OR (gsanddtd OR granddted)) OR raw) OR (grant OR irant)) OR ((grain OR gbrain) OR rain))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or grad) or (hand OR hard)) or (had or land)) or (band or bonds)) or ((((((grad or ggrandt) or frank) or (gsanddtd or granddted)) or raw) or (grant or irant)) or ((grain or gbrain) or rain))) counterinsurgency study ;*".