Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, grant, brand
sand » band, hand
bond » bonds
grank » grant, frank, rank
ghand » hand, ghana, ghani
ghard » hard, guard, gharo
haro » hard, hari, hero
ghart » gharo, gheart, gart, ghard
hart » heart, art, hard
chart » cheart, cart, chard, charts
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 ((sand OR san) OR stand)) OR (bank OR had)) OR land) OR bond) OR ((grank OR (grand OR ghand)) OR (ghard OR ((haro OR (ghart OR (hart OR part))) OR (harm OR chart))))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or ((sand or san) or stand)) or (bank or had)) or land) or bond) or ((grank or (grand OR ghand)) or (ghard or ((haro or (ghart or (hart or part))) or (harm or chart))))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or ((sand or san) or stand)) or (bank or had)) or land) or bond) or ((grank or (grand OR ghand)) or (ghard or ((haro or (ghart or (hart or part))) or (harm or chart))))) counterinsurgency study ;*.