Perhaps you should try some spelling variations:
rand » brand, band
grand » gbrand, gband, grant, brand
grantd » granted, grants, grant
sand » stand, band
hand » had, band, hard
rank » ranks, frank
ffranks » ffrankss, fffranks
ffrankss » ffranksss, fffrankss
ggain » gain, grain
again » gain
rain » main, gain, rail
brain » bmain, bgain, brail

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((((rand or (grantd or sand)) or hand) or (rank or (ffranks or ffrankss))) or san) or land) or bank) or (trans or ((grand or raw) or ((ggain OR again) or (rain or brain))))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR (grantd OR sand)) OR hand) OR (rank OR (ffranks OR ffrankss))) OR san) OR land) OR bank) OR (trans OR ((grand OR raw) OR ((ggain OR again) OR (rain OR brain))))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or (grantd or sand)) or hand) or (rank or (ffranks or ffrankss))) or san) or land) or bank) or (trans or ((grand or raw) or ((ggain OR again) or (rain or brain))))) counterinsurgency study ;*".