Perhaps you should try some spelling variations:
sand » stand, san
rank » ranks, bank
frank » franks, fbank
franks » frankss, fbanks, ranks, frans
hand » had, hard
band » bank, bond
grantd » granted, grants, grant, granttd, grandtd, irantd
irant » grant, iran, brant
irani » iran, rani
iraqi » iraq
irand » brand, iran, grand
iirand » ibrand, iiran, igrand
graind » grained, grains, grand, braind, gbraind, gmaind, ggaind
grandtd » grantdtd, granddtd, irandtd
gran » grant, grand, iran
grain » brain, gbrain, gmain, ggain
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 land) or band) or (((((grantd or grandtd) or (irant or (irani or iraqi))) or (irand or (iirand or iirand))) or graind) or (gran or (grain 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 land) OR band) OR (((((grantd OR grandtd) OR (irant OR (irani OR iraqi))) OR (irand OR (iirand OR iirand))) OR graind) OR (gran OR (grain OR rain)))) counterinsurgency study ;.
• Adding a wildcard symbol may retrieve word variants: ((((((sand or rank) or (frank or franks)) or hand) or land) or band) or (((((grantd or grandtd) or (irant or (irani or iraqi))) or (irand or (iirand or iirand))) or graind) or (gran or (grain or rain)))) counterinsurgency study ;*.