Perhaps you should try some spelling variations:
sand » stand, band, san
rank » ranks, bank
frank » franks, fbank
franks » frankss, fbanks, ranks
frans » trans, fran
hand » had, band, hard
bond » bonds
grant » grants, irant, grawt, grayt
grandtd » brandtd, irandtd, grawdtd, graydtd
grand » brand, irand, grawd, grayd
grained » gained, trained, strained, rained
gran » iran, graw, gray
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 rank) or ((frank OR franks) or (frans or franz))) or hand) or land) or bond) or ((((grandtd or grant) or (grand or igrawtsd)) or grained) or (gran or (grain or brain)))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((sand OR rank) OR ((frank OR franks) OR (frans OR franz))) OR hand) OR land) OR bond) OR ((((grandtd OR grant) OR (grand OR igrawtsd)) OR grained) OR (gran OR (grain OR brain)))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((sand or rank) or ((frank OR franks) or (frans or franz))) or hand) or land) or bond) or ((((grandtd or grant) or (grand or igrawtsd)) or grained) or (gran or (grain or brain)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((((sand or rank) or ((frank OR franks) or (frans or franz))) or hand) or land) or bond) or ((((grandtd or grant) or (grand or igrawtsd)) or grained) or (gran or (grain or brain)))) counterinsurgency study ;*.