Perhaps you should try some spelling variations:
irant » grant, iran, brant
grand » grant, brand, grantd, graind, irand
rank » ranks, frank
sand » band, san, hand
bond » bonds
irans » iran, trans, frans
gran » grant, grain, iran
irani » iran, iraqi, iravi, irand, iani
rani » ravi, rand, ani
rain » brain, main, gain

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((((irant or ((grand or (ggainns or gains)) or grand)) or had) or rank) or (sand OR stand)) or land) or (bank or bond)) or (irans or (gran or (irani or (rani or rain))))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((irant OR ((grand OR (ggainns OR gains)) OR grand)) OR had) OR rank) OR (sand OR stand)) OR land) OR (bank OR bond)) OR (irans OR (gran OR (irani OR (rani OR rain))))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((irant or ((grand or (ggainns or gains)) or grand)) or had) or rank) or (sand OR stand)) or land) or (bank or bond)) or (irans or (gran or (irani or (rani or rain))))) counterinsurgency study ;*".