Perhaps you should try some spelling variations:
hand » hard
granttd » granted, iranttd, grawttd, grayttd, grantstd
graind » grained, grains, braind, raind
grain » brain, rain
grand » brand, irand, grawd, grayd
grawd » graw, grad, grawe
rank » ranks, frank, bank
fbanks » flanks, fbank
banks » bank
sand » stand, san
band » bank, bond
irans » iran, trans, frans
gran » iran, graw, gray
grant » irant, grawt, grayt, grants
grawt » graw, graft, grawe

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((((hand or ((granttd or (graind or grain)) or (grand or grawd))) or had) or (rank or (fbanks or banks))) or sand) or land) or band) or (irans or (gran or (grant OR grawt)))) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((hand OR ((granttd OR (graind OR grain)) OR (grand OR grawd))) OR had) OR (rank OR (fbanks OR banks))) OR sand) OR land) OR band) OR (irans OR (gran OR (grant OR grawt)))) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((hand or ((granttd or (graind or grain)) or (grand or grawd))) or had) or (rank or (fbanks or banks))) or sand) or land) or band) or (irans or (gran or (grant OR grawt)))) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((hand or ((granttd or (graind or grain)) or (grand or grawd))) or had) or (rank or (fbanks or banks))) or sand) or land) or band) or (irans or (gran or (grant OR grawt)))) counterinsurgency study ;*.