Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, grant, brand
sand » stand, band, hand
bond » bonds
grank » grant, frank, rank
ghard » guard, gharo
harm » farm
hart » heart, part, hurt, hpart
chart » cheart, cpart, churt, chpart, charts
art » part
cpart » cppart, part, apart, cpar
hari » hadi, haji, ari

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 (bank OR had)) OR land) OR bond) OR ((grank OR grand) OR ((ghard OR hard) OR ((harm OR (hart OR art)) OR (hari OR (chart OR cpart)))))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or (sand or san)) or (bank or had)) or land) or bond) or ((grank or grand) or ((ghard or hard) or ((harm or (hart OR art)) or (hari or (chart or cpart)))))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or (sand or san)) or (bank or had)) or land) or bond) or ((grank or grand) or ((ghard or hard) or ((harm or (hart OR art)) or (hari or (chart or cpart)))))) counterinsurgency study ;*.