Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, grant, brand, grantd, graind, irand
bond » bonds
irant » grant, iran, irani
rains » grains, trains, drains, brains, mains, gains
gainfed » gained
graw » grow, raw, draw
grantsdtd » granttsdtd, graintsdtd, irantsdtd
gran » grant, grain, iran
graint » geraint, grant, grain, gbraint, gmaint, ggaint
trained » tbrained, tmained, tgained
rainfed » brainfed, mainfed, gainfed
rain » brain, main, gain

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 grand) or hard) or (had or land)) or (bank or bond)) or (((((irant or rains) or (grantsdtd or (trained or (rainfed OR gainfed)))) or graw) or gran) or (graint or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR grand) OR hard) OR (had OR land)) OR (bank OR bond)) OR (((((irant OR rains) OR (grantsdtd OR (trained OR (rainfed OR gainfed)))) OR graw) OR gran) OR (graint OR rain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or grand) or hard) or (had or land)) or (bank or bond)) or (((((irant or rains) or (grantsdtd or (trained or (rainfed OR gainfed)))) or graw) or gran) or (graint or rain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand or grand) or hard) or (had or land)) or (bank or bond)) or (((((irant or rains) or (grantsdtd or (trained or (rainfed OR gainfed)))) or graw) or gran) or (graint or rain))) counterinsurgency study ;*.