Perhaps you should try some spelling variations:
sand » stand
rank » ranks, bank
frank » franks, fbank
hand » hard
band » bank, bond
grandt » grant, grand, grande, grantdt, granddt, irandt
grawt » grant, graw, graft
irani » iran, iraqi, rani
irand » brand, iran, grand
iirand » ibrand, iiran, igrand
raind » rain, rand, rainy
gran » grant, grand, iran
grain » 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 san) or rank) or (frank or trans)) or (hand or had)) or land) or band) or (((((grandt or grawt) or irani) or (irand or iirand)) or raind) or (gran or (grain or brain)))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((sand OR san) OR rank) OR (frank OR trans)) OR (hand OR had)) OR land) OR band) OR (((((grandt OR grawt) OR irani) OR (irand OR iirand)) OR raind) OR (gran OR (grain OR brain)))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((sand OR san) or rank) or (frank or trans)) or (hand or had)) or land) or band) or (((((grandt or grawt) or irani) or (irand or iirand)) or raind) or (gran or (grain or brain)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((sand OR san) or rank) or (frank or trans)) or (hand or had)) or land) or band) or (((((grandt or grawt) or irani) or (irand or iirand)) or raind) or (gran or (grain or brain)))) counterinsurgency study ;*.