Perhaps you should try some spelling variations:
grant » grants
gray » ray, graw
trandtd » stranded
grade » trade
grand » brand
draw » draws, raw
bain » basin, main, gain
rain » main, gain, rail
brain » bmain, bgain, brail
gmain » main, gain, grain

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((grant or hard) or (had or land)) or (bank or bonds)) or ((((gray or trandtd) or (grade or grover)) or (grand or draw)) or ((bain or (rain OR brain)) or gmain))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((grant OR hard) OR (had OR land)) OR (bank OR bonds)) OR ((((gray OR trandtd) OR (grade OR grover)) OR (grand OR draw)) OR ((bain OR (rain OR brain)) OR gmain))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((grant or hard) or (had or land)) or (bank or bonds)) or ((((gray or trandtd) or (grade or grover)) or (grand or draw)) or ((bain or (rain OR brain)) or gmain))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((grant or hard) or (had or land)) or (bank or bonds)) or ((((gray or trandtd) or (grade or grover)) or (grand or draw)) or ((bain or (rain OR brain)) or gmain))) counterinsurgency study ;*.