Perhaps you should try some spelling variations:
rand » brand, band, sand
grand » gbrand, gband, gsand, grant, brand
rank » ranks, frank
hand » band, hard
bond » bonds
ghard » hard, guard, gharo
ghad » chad, grad, gad
ghada » chada, grada, gada, ghaida, ohada, bhada
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 rank) OR ((hand OR had) OR san)) OR land) OR (bond OR bank)) OR (grand OR ((ghana OR ghard) OR (ghad OR (ghada OR grada))))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or rank) or ((hand OR had) or san)) or land) or (bond or bank)) or (grand or ((ghana or ghard) or (ghad or (ghada or grada))))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or rank) or ((hand OR had) or san)) or land) or (bond or bank)) or (grand or ((ghana or ghard) or (ghad or (ghada or grada))))) counterinsurgency study ;*.