Perhaps you should try some spelling variations:
rand » brand, hand, rank
grand » gbrand, ghand, grank, grant, brand
gsand » gstand, gsan, ghand
sand » stand, san, hand
bond » bonds
ghad » chad, shad, ahad
ghada » chada, shada, ahada, ghaida, ghana, ohada
grad » grid, graw, gray
grade » gride, grawe, graye, trade
chanda » chandra, chansa

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 (bank or had)) or (((gsand or sand) or grand) or bond)) or land) or (((((ghad OR gad) or grad) or (ghada or grade)) or (chanda or chata)) or migrants)) counterinsurgency study ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((rand OR band) OR (bank OR had)) OR (((gsand OR sand) OR grand) OR bond)) OR land) OR (((((ghad OR gad) OR grad) OR (ghada OR grade)) OR (chanda OR chata)) OR migrants)) counterinsurgency study ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or band) or (bank or had)) or (((gsand or sand) or grand) or bond)) or land) or (((((ghad OR gad) or grad) or (ghada or grade)) or (chanda or chata)) or migrants)) counterinsurgency study ;*".