Perhaps you should try some spelling variations:
sand » stand, band, san
ranks » banks
hand » band, hard
grand » grant, brand, grantd, irand, grawd
grawe » grade, grace, graw
granted » grantted, iranted, grawted
gran » grant, iran, graw
brains » brain, trains, drains
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 ranks) or hand) or (had or land)) or (bond or bonds)) or ((((grand or (iranttd or granted)) or grawe) or (gran or raw)) or (((grains OR brains) or main) or grain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((sand OR ranks) OR hand) OR (had OR land)) OR (bond OR bonds)) OR ((((grand OR (iranttd OR granted)) OR grawe) OR (gran OR raw)) OR (((grains OR brains) OR main) OR grain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((sand or ranks) or hand) or (had or land)) or (bond or bonds)) or ((((grand or (iranttd or granted)) or grawe) or (gran or raw)) or (((grains OR brains) or main) or grain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((sand or ranks) or hand) or (had or land)) or (bond or bonds)) or ((((grand or (iranttd or granted)) or grawe) or (gran or raw)) or (((grains OR brains) or main) or grain))) counterinsurgency study ;*.