Perhaps you should try some spelling variations:
rand » brand, band, rank
grand » gbrand, gband, grank, grant, brand
hand » band, hard
sand » stand, band, san
gbrained » grained, obtained, gained, gbbrained, gbmained, gbgained
granttd » granted
grew » grow
draw » draws, raw
brains » brain, grains, drains, bbrains, bmains, bgains
trains » grains, tbrains, tmains, tgains
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 hand) or (had or land)) or (bond or bonds)) or (((((sand or gbrained) or granttd) or grew) or ((grand or sand) or draw)) or (((brains OR trains) or bmaint) or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR hand) OR (had OR land)) OR (bond OR bonds)) OR (((((sand OR gbrained) OR granttd) OR grew) OR ((grand OR sand) OR draw)) OR (((brains OR trains) OR bmaint) OR rain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hand) or (had or land)) or (bond or bonds)) or (((((sand or gbrained) or granttd) or grew) or ((grand or sand) or draw)) or (((brains OR trains) or bmaint) or rain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hand) or (had or land)) or (bond or bonds)) or (((((sand or gbrained) or granttd) or grew) or ((grand or sand) or draw)) or (((brains OR trains) or bmaint) or rain))) counterinsurgency study ;*.