Perhaps you should try some spelling variations:
sand » san, hand
rank » ranks, frank, bank
franks » frankss, ffranks, fbanks, ranks, frank, frans
frankss » franksss, ffrankss, fbankss, rankss, franks, franss
band » bank, bond
grand » grant, brand, grantd, irand, grawd
grawt » grant, graw, graft
rani » ravi, rand, ani
irand » brand, iran, rand
iirand » ibrand, iiran, irand
raind » rain, rand, rainy
gran » grant, iran, graw
grain » brain, rain

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((((sand or stand) or rank) or ((franks OR frankss) or trans)) or (hard or had)) or land) or band) or (((((grand or grawt) or rani) or (irand or iirand)) or raind) or (gran or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((sand OR stand) OR rank) OR ((franks OR frankss) OR trans)) OR (hard OR had)) OR land) OR band) OR (((((grand OR grawt) OR rani) OR (irand OR iirand)) OR raind) OR (gran OR grain))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((sand or stand) or rank) or ((franks OR frankss) or trans)) or (hard or had)) or land) or band) or (((((grand or grawt) or rani) or (irand or iirand)) or raind) or (gran or grain))) counterinsurgency study ;*".