Perhaps you should try some spelling variations:
rand » brand, hand, sand
grandtd » gbrandtd, ghandtd, gsandtd, irandtd, grawdtd, graydtd, brandtd
ggranddtd » ggbranddtd, gghanddtd, ggsanddtd, giranddtd, ggrawddtd, ggrayddtd, gbranddtd
grand » gbrand, ghand, gsand, irand, grawd, grayd, brand
band » bank
bond » bonds
grawe » grade, grace, graw
gran » iran, graw, gray
grant » irant, grawt, grayt, grants
grain » brain, gbrain, gmain, ggain
graint » braint, gbraint, gmaint, ggaint, geraint, grains
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 hard) or (had or land)) or (band or bond)) or ((((raw or (grandtd or ggranddtd)) or grawe) or ((gran OR grand) or (grain or rain))) or ((graint or gradient) or grant))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR hard) OR (had OR land)) OR (band OR bond)) OR ((((raw OR (grandtd OR ggranddtd)) OR grawe) OR ((gran OR grand) OR (grain OR rain))) OR ((graint OR gradient) OR grant))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hard) or (had or land)) or (band or bond)) or ((((raw or (grandtd or ggranddtd)) or grawe) or ((gran OR grand) or (grain or rain))) or ((graint or gradient) or grant))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hard) or (had or land)) or (band or bond)) or ((((raw or (grandtd or ggranddtd)) or grawe) or ((gran OR grand) or (grain or rain))) or ((graint or gradient) or grant))) counterinsurgency study ;*.