Perhaps you should try some spelling variations:
rand » brand, grand
irand » ibrand, igrand, brand, iran, grand
rank » frank
ranks » franks, banks
grankss » gfrankss, gbankss, grandkss, irankss, grawkss
sand » stand, san
hand » had, hard
band » bond
graind » grained, grains, grand, braind, raind
grain » brain, rain
gran » grand, iran, graw
grant » grandt, irant, grawt, grants
ghad » ghada, had, grad
chad » had

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 (rank or ranks)) or (sand or hand)) or ((band or bank) or land)) or (((graind or grain) or ((grankss or grawks) or (gran or (grant or irand)))) or (((ghad OR chad) or cham) or ghana))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((rand OR (rank OR ranks)) OR (sand OR hand)) OR ((band OR bank) OR land)) OR (((graind OR grain) OR ((grankss OR grawks) OR (gran OR (grant OR irand)))) OR (((ghad OR chad) OR cham) OR ghana))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (rank or ranks)) or (sand or hand)) or ((band or bank) or land)) or (((graind or grain) or ((grankss or grawks) or (gran or (grant or irand)))) or (((ghad OR chad) or cham) or ghana))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (rank or ranks)) or (sand or hand)) or ((band or bank) or land)) or (((graind or grain) or ((grankss or grawks) or (gran or (grant or irand)))) or (((ghad OR chad) or cham) or ghana))) counterinsurgency study ;*.