Perhaps you should try some spelling variations:
sand » stand, san
rank » ranks, bank
frank » franks, fbank
franks » frankss, fbanks, ranks, frans
hand » hard
band » bank, bond
irantd » grantd, irand, iranid
irant » grant, iran, irani
irand » brand, iran, rand
grains » grain, gbrains, gmains, ggains
grained » gained, trained, strained, gbrained, gmained, ggained
gbrained » obtained, gained, trained, gbbrained, gbmained, gbgained
igrand » igrantd, igraind, iirand, igrant, ibrand
gran » grant, grain, iran
grand » grantd, graind, irand, grant, brand
grantd » granttd, graintd, irantd, granted, grants, grant
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: ((((((sand or rank) or (frank or franks)) or (hand or had)) or land) or band) or ((((irantd or irant) or (irand or igrand)) or (grains or (grained or gbrained))) or ((gran or (grand OR grantd)) or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((sand OR rank) OR (frank OR franks)) OR (hand OR had)) OR land) OR band) OR ((((irantd OR irant) OR (irand OR igrand)) OR (grains OR (grained OR gbrained))) OR ((gran OR (grand OR grantd)) OR rain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((sand or rank) or (frank or franks)) or (hand or had)) or land) or band) or ((((irantd or irant) or (irand or igrand)) or (grains or (grained or gbrained))) or ((gran or (grand OR grantd)) or rain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((((sand or rank) or (frank or franks)) or (hand or had)) or land) or band) or ((((irantd or irant) or (irand or igrand)) or (grains or (grained or gbrained))) or ((gran or (grand OR grantd)) or rain))) counterinsurgency study ;*.