Perhaps you should try some spelling variations:
rand » brand, band, hand
grand » gbrand, gband, ghand, grant, brand
sand » stand, band, san
bond » bonds
grank » grant, frank, rank
haro » harm, hero, har
hart » chart, art, harm
heart » heat
hari » hadi, harm, haji

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