Perhaps you should try some spelling variations:
rand » brand, hand, sand
grand » gbrand, ghand, gsand, grant, brand
band » bank
gband » gbank
bond » bonds
ghard » hard, guard, gharo
haro » hard, hari, hero
hart » heart, part, hard, hpart
chart » cheart, cpart, chard, charts, chpart
charl » carl
cheart » heart, cheat, chepart
chad » had, cham
art » part
cpart » cppart, part, apart, cpar
cart » cpart, carts, part, care
harm » farm, hard

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 stand) OR band) OR land) OR bond) OR ((grand OR gband) OR (ghard OR ((haro OR ((hart OR ((charl OR (chart OR cheart)) OR chad)) OR art)) OR (harm OR (cpart OR cart)))))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or stand) or band) or land) or bond) or ((grand or gband) or (ghard or ((haro or ((hart or ((charl or (chart OR cheart)) or chad)) or art)) or (harm or (cpart or cart)))))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or stand) or band) or land) or bond) or ((grand or gband) or (ghard or ((haro or ((hart or ((charl or (chart OR cheart)) or chad)) or art)) or (harm or (cpart or cart)))))) counterinsurgency study ;*.