Perhaps you should try some spelling variations:
rank » ranks, frank
grand » grant, brand, gbrand, gband, ghand, grantd, graind, irand
graind » grained, grain, grains
rand » brand, band, hand
rawd » raw, raad, raed
drawd » draw, draad, draed, draws, drawn, drawsd, rawd
raid » rapid, raids, aid
draw » draws, raw
grawt » grant, graw, graft
frans » frank, franz, trans
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 graind) or rand) or (((rawd OR raid) or drawd) or draw)) or grawt) or rand)) or had) or bank) or san) or land) or bonds) or (frans or gran)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((((rank OR (((((grand OR graind) OR rand) OR (((rawd OR raid) OR drawd) OR draw)) OR grawt) OR rand)) OR had) OR bank) OR san) OR land) OR bonds) OR (frans OR gran)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((((rank or (((((grand or graind) or rand) or (((rawd OR raid) or drawd) or draw)) or grawt) or rand)) or had) or bank) or san) or land) or bonds) or (frans or gran)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((((((rank or (((((grand or graind) or rand) or (((rawd OR raid) or drawd) or draw)) or grawt) or rand)) or had) or bank) or san) or land) or bonds) or (frans or gran)) counterinsurgency study ;*.