Perhaps you should try some spelling variations:
grant » grants
trandtd » stranded, traindtd, transdtd, thandtd
grade » trade
grower » growers, grover
tran » train, trans, than
graw » grow, raw, draw
rain » brain, gain
grain » gbrain, ggain, brain
rail » mail
gmain » gain, smain

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 ray) or trandtd) or (grade or grower)) or (tran or graw)) or ((main or (rain OR rail)) or (gmain or grain)))) 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 ray) OR trandtd) OR (grade OR grower)) OR (tran OR graw)) OR ((main OR (rain OR rail)) OR (gmain OR grain)))) 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 ray) or trandtd) or (grade or grower)) or (tran or graw)) or ((main or (rain OR rail)) or (gmain or grain)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((grant or hard) or (had or land)) or (bank or bonds)) or (((((gray or ray) or trandtd) or (grade or grower)) or (tran or graw)) or ((main or (rain OR rail)) or (gmain or grain)))) counterinsurgency study ;*.