Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand
bond » bonds
grad » graw
grade » grawe, trade
brad » broad, brand, bread
graf » graft, graw
gram » graw, ram
grawe » grace, graw, grave
gray » ray, graw
ghani » ghana

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((rand or band) or ((land or bond) or bank)) or (((((((((grad OR brad) or (graf or gram)) or ((grade or grawe) or grawe)) or gray) or grid) or grand) or had) or hard) or ghani)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((rand OR band) OR ((land OR bond) OR bank)) OR (((((((((grad OR brad) OR (graf OR gram)) OR ((grade OR grawe) OR grawe)) OR gray) OR grid) OR grand) OR had) OR hard) OR ghani)) counterinsurgency study ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((rand or band) or ((land or bond) or bank)) or (((((((((grad OR brad) or (graf or gram)) or ((grade or grawe) or grawe)) or gray) or grid) or grand) or had) or hard) or ghani)) counterinsurgency study ;".
• Adding a wildcard symbol may retrieve word variants: (((rand or band) or ((land or bond) or bank)) or (((((((((grad OR brad) or (graf or gram)) or ((grade or grawe) or grawe)) or gray) or grid) or grand) or had) or hard) or ghani)) counterinsurgency study ;*.