Perhaps you should try some spelling variations:
band » bank, bond
gsand » grand, gstand, gsan
sand » stand, san
tgained » gained, attained, strained
drawe » draws, drawn, drake, drawse, rawe
grandtd » grantdtd, graindtd, granddtd
gran » grant, grain, grand
draw » draws, raw
bgain » gain, again, bain
trained » tmained, tgained, trailed
brain » bmain, bgain, brail
rainy » mainy, gainy, raily
rain » main, gain, rail

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((hand or hard) or (had or land)) or (band or bonds)) or ((((((gsand or sand) or (trained or tgained)) or grandtd) or drawe) or (gran or draw)) or (((brain OR bgain) or rainy) or rain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hand OR hard) OR (had OR land)) OR (band OR bonds)) OR ((((((gsand OR sand) OR (trained OR tgained)) OR grandtd) OR drawe) OR (gran OR draw)) OR (((brain OR bgain) OR rainy) OR rain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((hand or hard) or (had or land)) or (band or bonds)) or ((((((gsand or sand) or (trained or tgained)) or grandtd) or drawe) or (gran or draw)) or (((brain OR bgain) or rainy) or rain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((hand or hard) or (had or land)) or (band or bonds)) or ((((((gsand or sand) or (trained or tgained)) or grandtd) or drawe) or (gran or draw)) or (((brain OR bgain) or rainy) or rain))) counterinsurgency study ;*.