Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand
ghand » hand, ghani
gsand » sand
ghad » grad, shad, ahad
ghada » grada, shada, ahada, ghaida, ohada, bhada
gad » grad
grada » grade, grad, rada
chad » cham
band » bank
bond » bonds

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 ((ghand OR grand) OR gsand)) OR land) OR (((((ghand OR grand) OR ((((ghad OR gad) OR had) OR ((ghada OR grada) OR grada)) OR chad)) OR ghana) OR (band OR bond)) OR migrants)) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((rand or ((ghand OR grand) or gsand)) or land) or (((((ghand OR grand) or ((((ghad or gad) or had) or ((ghada or grada) or grada)) or chad)) or ghana) or (band or bond)) or migrants)) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((rand or ((ghand OR grand) or gsand)) or land) or (((((ghand OR grand) or ((((ghad or gad) or had) or ((ghada or grada) or grada)) or chad)) or ghana) or (band or bond)) or migrants)) counterinsurgency study ;*.