Perhaps you should try some spelling variations:
sand » stand, san
hand » hard
band » bank, bond
grainy » grain, grains, gbrainy, ggainy
grant » grants
rate » rates
grand » brand
braint » brain, brains, bbraint, bgaint
brant » brandt, brand, brunt
rainy » brainy, gainy
rain » brain, gain
rail » mail

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((sand OR hand) OR (had OR land)) OR (band OR bonds)) OR ((((((grainy OR rainy) OR grant) OR granktd) OR rate) OR (grand OR grow)) OR (((braint OR brant) OR saint) OR ((rain OR rail) OR main)))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((sand or hand) or (had or land)) or (band or bonds)) or ((((((grainy or rainy) or grant) or granktd) or rate) or (grand or grow)) or (((braint or brant) or saint) or ((rain OR rail) or main)))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((sand or hand) or (had or land)) or (band or bonds)) or ((((((grainy or rainy) or grant) or granktd) or rate) or (grand or grow)) or (((braint or brant) or saint) or ((rain OR rail) or main)))) counterinsurgency study ;*.