Perhaps you should try some spelling variations:
rank » ranks, frank
grand » brand, gbrand, gband, gsand, graind, irand, grawd
rand » brand, band, sand
rawd » raw, raad, raed
raid » rapid, raids, aid
drawsd » draws, drawssd, rawsd
draw » draws, raw
grawt » graw, graft, grawe
hand » had, band, hard
bond » bonds
irans » iran, trans, frans
gran » grain, iran, graw
grant » graint, irant, grawt, grants

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rank OR ((((grand OR rand) OR (((rawd OR raid) OR drawsd) OR draw)) OR grawt) OR rand)) OR hand) OR bank) OR san) OR land) OR bond) OR (irans OR (gran OR grant))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rank or ((((grand or rand) or (((rawd OR raid) or drawsd) or draw)) or grawt) or rand)) or hand) or bank) or san) or land) or bond) or (irans or (gran or grant))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((((rank or ((((grand or rand) or (((rawd OR raid) or drawsd) or draw)) or grawt) or rand)) or hand) or bank) or san) or land) or bond) or (irans or (gran or grant))) counterinsurgency study ;*.