Perhaps you should try some spelling variations:
rand » brand, band, sand
ggrandk » ggbrandk, ggbandk, ggsandk, girandk, ggrawdk, ggraydk, gbrandk
granddk » gbranddk, gbanddk, gsanddk, iranddk, grawddk, grayddk, branddk
grand » gbrand, gband, gsand, irand, grawd, grayd, brand
iirand » iibrand, iiband, iisand
hand » band
gran » iran, graw, gray
grant » irant, grawt, grayt, 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 hard) or had)) or (bank or land)) or ((((ggrandk or granddk) or ((gran OR grand) or grain)) or ((iirand or iggbandd) or (brained or gained))) or grant)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((rand OR ((hand OR hard) OR had)) OR (bank OR land)) OR ((((ggrandk OR granddk) OR ((gran OR grand) OR grain)) OR ((iirand OR iggbandd) OR (brained OR gained))) OR grant)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((rand or ((hand or hard) or had)) or (bank or land)) or ((((ggrandk or granddk) or ((gran OR grand) or grain)) or ((iirand or iggbandd) or (brained or gained))) or grant)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((rand or ((hand or hard) or had)) or (bank or land)) or ((((ggrandk or granddk) or ((gran OR grand) or grain)) or ((iirand or iggbandd) or (brained or gained))) or grant)) counterinsurgency study ;*.