Perhaps you should try some spelling variations:
sand » stand, san
rank » ranks
frank » franks
franks » frankss, ranks, frans
hand » had, hard
band » bond
rained » trained, rainfed, grained
graint » geraint, grains, gradient, raint
grain » rain
graind » raind, grained, grains
irand » brand, iran, rand
grand » brand, irand, grawd, grayd
igrand » ibrand, iirand, igrawd, igrayd
gran » iran, graw, gray
grant » irant, grawt, grayt, grants

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 bank)) or ((frank or fbank) or franks)) or hand) or land) or band) or (((((rained or irantd) or (graint or grain)) or ((irand or grand) or igrand)) or graind) or ((gran or grant) or brain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((sand OR (rank OR bank)) OR ((frank OR fbank) OR franks)) OR hand) OR land) OR band) OR (((((rained OR irantd) OR (graint OR grain)) OR ((irand OR grand) OR igrand)) OR graind) OR ((gran OR grant) OR brain))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((sand or (rank OR bank)) or ((frank or fbank) or franks)) or hand) or land) or band) or (((((rained or irantd) or (graint or grain)) or ((irand or grand) or igrand)) or graind) or ((gran or grant) or brain))) counterinsurgency study ;*".