Perhaps you should try some spelling variations:
rand » brand, sand, rank
grand » gbrand, gsand, grank, grant, brand, grantd, graind, irand
grandtd » gbrandtd, gsandtd, granktd, granttd, brandtd, grantdtd, graindtd, irandtd
band » bond
hand » hard
gsand » sand
drawe » draws, draw, drawn
gran » grant, grain, iran
graw » grow, raw, draw
braint » brain, brains, brant, bsaint, brainy, bbraint, bmaint, bgaint
raint » saint, rainy, rains, braint, maint, gaint
trained » tbrained, tmained, tgained
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 band) or hand) or (had or land)) or (bank or bonds)) or ((((((gsand or grand) or trained) or grandtd) or drawe) or (gran or graw)) or ((braint or raint) or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR band) OR hand) OR (had OR land)) OR (bank OR bonds)) OR ((((((gsand OR grand) OR trained) OR grandtd) OR drawe) OR (gran OR graw)) OR ((braint OR raint) OR rain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand OR band) or hand) or (had or land)) or (bank or bonds)) or ((((((gsand or grand) or trained) or grandtd) or drawe) or (gran or graw)) or ((braint or raint) or rain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((rand OR band) or hand) or (had or land)) or (bank or bonds)) or ((((((gsand or grand) or trained) or grandtd) or drawe) or (gran or graw)) or ((braint or raint) or rain))) counterinsurgency study ;*.