Perhaps you should try some spelling variations:
sand » stand, band, san
rank » ranks, bank
frank » franks, fbank
franks » frankss, fbanks, ranks, frans
grantd » granted, grants, grantsd, irantd, grawtd, graytd
irant » iran, irani, brant
grant » grants, irant, grawt, grayt
irand » brand, iran, rand
grand » brand, irand, grawd, grayd
igrand » ibrand, iirand, igrawd, igrayd
graind » grained, braind, raind
gran » iran, graw, gray
grains » brains, rains
grain » brain, 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 had) or land) or (bond or bonds)) or ((((grantd or (irant or grant)) or ((irand OR grand) or igrand)) or (graind or grains)) or (gran or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((((sand OR rank) OR (frank OR franks)) OR had) OR land) OR (bond OR bonds)) OR ((((grantd OR (irant OR grant)) OR ((irand OR grand) OR igrand)) OR (graind OR grains)) OR (gran OR grain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((sand or rank) or (frank or franks)) or had) or land) or (bond or bonds)) or ((((grantd or (irant or grant)) or ((irand OR grand) or igrand)) or (graind or grains)) or (gran or grain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((((sand or rank) or (frank or franks)) or had) or land) or (bond or bonds)) or ((((grantd or (irant or grant)) or ((irand OR grand) or igrand)) or (graind or grains)) or (gran or grain))) counterinsurgency study ;*.