Perhaps you should try some spelling variations:
rank » ranks, frank
grand » grant, brand, gbrand, gband, grantd, graind, irand
rand » brand, band
rawd » raw, raad, raid
drawd » draw, draad, draid, draws, drawn, drawsd, rawd
draid » drain, raid, daid
draw » draws, raw
grawt » grant, graw, graft
hand » had, band, hard
sand » stand, band, san
irans » iran, trans, frans
gran » grant, grain, iran

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((((rank or ((((grand or rand) or ((rawd or (drawd OR draid)) or draw)) or grawt) or rand)) or hand) or bank) or sand) or land) or bonds) or (irans or gran)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rank OR ((((grand OR rand) OR ((rawd OR (drawd OR draid)) OR draw)) OR grawt) OR rand)) OR hand) OR bank) OR sand) OR land) OR bonds) OR (irans OR gran)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rank or ((((grand or rand) or ((rawd or (drawd OR draid)) or draw)) or grawt) or rand)) or hand) or bank) or sand) or land) or bonds) or (irans or gran)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((rank or ((((grand or rand) or ((rawd or (drawd OR draid)) or draw)) or grawt) or rand)) or hand) or bank) or sand) or land) or bonds) or (irans or gran)) counterinsurgency study ;*.