Perhaps you should try some spelling variations:
rand » brand, grand, hand
granddtts » gbranddtts, ggranddtts, ghanddtts, grantddtts, grainddtts, grandddtts
granddt » gbranddt, ggranddt, ghanddt, grantddt, grainddt, grandddt
grandddt » gbrandddt, ggrandddt, ghandddt, grantdddt, graindddt, granddddt
band » bank, bond
rain » brain, main, gain
ggraindttd » ggbraindttd, ggmaindttd, gggaindttd
gbraint » gbbraint, gbmaint, gbgaint, geraint
grave » gravel, grade, grace
graw » grow, raw, draw
gran » grant, grain, grand

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 bonds)) or ((((((ray or granddtts) or rain) or ggraindttd) or (grave or graw)) or gran) or (gbraint or (granddt OR grandddt)))) 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 bonds)) OR ((((((ray OR granddtts) OR rain) OR ggraindttd) OR (grave OR graw)) OR gran) OR (gbraint OR (granddt OR grandddt)))) 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 bonds)) or ((((((ray or granddtts) or rain) or ggraindttd) or (grave or graw)) or gran) or (gbraint or (granddt OR grandddt)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hard) or (had or land)) or (band or bonds)) or ((((((ray or granddtts) or rain) or ggraindttd) or (grave or graw)) or gran) or (gbraint or (granddt OR grandddt)))) counterinsurgency study ;*.