Perhaps you should try some spelling variations:
sand » stand, band
hand » band, hard
rate » rates
grace » grade, race
grande » grade, grand, grantde, grainde, grandde
graw » grow, raw, draw
bond » bonds
iraqs » iraqis, iraq, iraqi
frans » franz, trans, fran
grants » grantts, graints, grandts
migrants » migrantts, migraints, migrandts
gran » grant, grain, grand

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 hand) or (rate or grace)) or ((((grants or migrants) or grande) or main) or (graw or iron))) or had) or frank) or san) or land) or bond) or ((iraqs or frans) or (gran or iran))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((((sand OR hand) OR (rate OR grace)) OR ((((grants OR migrants) OR grande) OR main) OR (graw OR iron))) OR had) OR frank) OR san) OR land) OR bond) OR ((iraqs OR frans) OR (gran OR iran))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((((sand OR hand) or (rate or grace)) or ((((grants or migrants) or grande) or main) or (graw or iron))) or had) or frank) or san) or land) or bond) or ((iraqs or frans) or (gran or iran))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((((sand OR hand) or (rate or grace)) or ((((grants or migrants) or grande) or main) or (graw or iron))) or had) or frank) or san) or land) or bond) or ((iraqs or frans) or (gran or iran))) counterinsurgency study ;*.