Perhaps you should try some spelling variations:
rand » brand, grand, sand
grandk » gbrandk, ggrandk, gsandk, grand, grande, granddk, irandk, grawdk
granddk » gbranddk, ggranddk, gsanddk, grandddk, iranddk, grawddk
iirand » iibrand, iigrand, iisand
grandt » gbrandt, ggrandt, gsandt, granddt, irandt, grawdt, grand, grande, brandt
band » bond
iggbandd » iggbondd
gran » grand, iran, graw
grant » grandt, irant, grawt, grants
grain » brain, rain
brained » trained, grained, drained

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 (((hand or band) or hard) or had)) or (bank or land)) or ((((grandk or granddk) or (gran or grain)) or ((iirand or iggbandd) or (brained or gained))) or (grant OR grandt))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((rand OR (((hand OR band) OR hard) OR had)) OR (bank OR land)) OR ((((grandk OR granddk) OR (gran OR grain)) OR ((iirand OR iggbandd) OR (brained OR gained))) OR (grant OR grandt))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((rand or (((hand or band) or hard) or had)) or (bank or land)) or ((((grandk or granddk) or (gran or grain)) or ((iirand or iggbandd) or (brained or gained))) or (grant OR grandt))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((rand or (((hand or band) or hard) or had)) or (bank or land)) or ((((grandk or granddk) or (gran or grain)) or ((iirand or iggbandd) or (brained or gained))) or (grant OR grandt))) counterinsurgency study ;*.