Perhaps you should try some spelling variations:
rand » brand, hand, rank
grand » gbrand, ghand, grank, brand
bond » bonds
sand » stand, san, hand
band » bank
gband » gbank
gbank » bank
ghad » chad, grad, gad
ghada » chada, grada, gada, ghaida, ghana, ohada
grada » grade, grad, rada

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: ((((rand OR (bond OR had)) OR (((sand OR band) OR (grand OR grant)) OR (gband OR gbank))) OR land) OR (((ghad OR (ghada OR grada)) OR (chandra OR chata)) OR (grants OR migrants))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((rand or (bond or had)) or (((sand OR band) or (grand or grant)) or (gband or gbank))) or land) or (((ghad or (ghada or grada)) or (chandra or chata)) or (grants or migrants))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: ((((rand or (bond or had)) or (((sand OR band) or (grand or grant)) or (gband or gbank))) or land) or (((ghad or (ghada or grada)) or (chandra or chata)) or (grants or migrants))) counterinsurgency study ;*.