Perhaps you should try some spelling variations:
rand » brand, band, rank
grand » gbrand, gband, grank, grant, brand
sand » stand, band, san
hand » had, band, hard
bond » bonds
grank » grant, frank, rank
gband » band
haro » hard, harm, hero
ghart » gharo, gheart, gpart, gart
hari » hard, hadi, harm
hart » heart, part, art
chart » cheart, cpart, cart, charts

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