Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, brand, irand, grayd, trand
grandtd » gbrandtd, gbandtd, ghandtd, brandtd, irandtd, graydtd, trandtd
grant » grants, irant, grayt, trant
grawe » grade, grace, grave, growe, rawe, drawe
drawe » draw, drawn, drake
gran » iran, gray, tran
graw » grow, raw, draw
braint » brain, brains, brant, bbraint, bmaint, bgaint
rain » brain, main, gain
grain » gbrain, gmain, ggain, brain
ggain » gain, again

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 (bond or bonds)) or (((((grand or grant) or grandtd) or (grawe or (drawe or draws))) or (gran or graw)) or ((braint or rain) or (grain OR ggain)))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR hard) OR (had OR land)) OR (bond OR bonds)) OR (((((grand OR grant) OR grandtd) OR (grawe OR (drawe OR draws))) OR (gran OR graw)) OR ((braint OR rain) OR (grain OR ggain)))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or hard) or (had or land)) or (bond or bonds)) or (((((grand or grant) or grandtd) or (grawe or (drawe or draws))) or (gran or graw)) or ((braint or rain) or (grain OR ggain)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or hard) or (had or land)) or (bond or bonds)) or (((((grand or grant) or grandtd) or (grawe or (drawe or draws))) or (gran or graw)) or ((braint or rain) or (grain OR ggain)))) counterinsurgency study ;*.