Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, brand, graind, irand, grawd
irand » ibrand, ihand, isand, brand, iran, irani
grave » gravel, grade, grace
draw » draws, raw
rank » ranks, bank
frank » franks, fbank
band » bank
bond » bonds
irans » iran, trans, frans
gran » grain, iran, graw
grant » graint, irant, grawt, grants

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 ((((grand or irand) or grave) or draw) or irand)) or (hard or had)) or (rank or frank)) or band) or land) or bond) or (irans or (gran OR grant))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rand OR ((((grand OR irand) OR grave) OR draw) OR irand)) OR (hard OR had)) OR (rank OR frank)) OR band) OR land) OR bond) OR (irans OR (gran OR grant))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rand or ((((grand or irand) or grave) or draw) or irand)) or (hard or had)) or (rank or frank)) or band) or land) or bond) or (irans or (gran OR grant))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((rand or ((((grand or irand) or grave) or draw) or irand)) or (hard or had)) or (rank or frank)) or band) or land) or bond) or (irans or (gran OR grant))) counterinsurgency study ;*.