Perhaps you should try some spelling variations:
rank » ranks, frank
bond » bonds
grand » brand
graink » grain, grains
gray » ray
grant » grants
grawt » graft, grawe, grawat, graw, growt, rawt, drawt
rawt » rawat, raw, raft
rat » rate
graw » grow, raw, draw

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((had or (rank or banks)) or (san or stand)) or ((bond or bank) or land)) or (grand or (graink or (gray or (grant or ((grawt or (rawt OR rat)) or graw)))))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((had OR (rank OR banks)) OR (san OR stand)) OR ((bond OR bank) OR land)) OR (grand OR (graink OR (gray OR (grant OR ((grawt OR (rawt OR rat)) OR graw)))))) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((had or (rank or banks)) or (san or stand)) or ((bond or bank) or land)) or (grand or (graink or (gray or (grant or ((grawt or (rawt OR rat)) or graw)))))) counterinsurgency study ;*".