Perhaps you should try some spelling variations:
rand » brand
grand » gbrand, brand, irand, grawd, grayd
irand » ibrand, brand, iran, irani
grawd » graw, grad
grawe » grade, grace, graw
grant » grants, irant, grawt, grayt
hand » had, hard
rank » ranks, frank, bank
sand » stand, san
band » bank, bond
irans » iran, trans, frans
gran » iran, graw, gray
grain » brain, rain

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