Perhaps you should try some spelling variations:
rand » brand, grand, band
sand » stand, band, san
hand » had, band, hard
gband » band, grand
rank » ranks, bank
frank » franks, fbank
ghard » hard, guard, gharo
hero » here, zero, her
hari » hard, hadi, harm
chart » cheart, cpart, chard, chpart
charts » chearts, cparts, chards, chparts
hart » heart, part, hard, hpart
art » part

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 bonds) OR (((gband OR (rank OR frank)) OR gband) OR (ghard OR ((hero OR (chart OR charts)) OR (hari OR (hart OR art)))))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or sand) or hand) or land) or bonds) or (((gband or (rank or frank)) or gband) or (ghard or ((hero or (chart or charts)) or (hari or (hart OR art)))))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or sand) or hand) or land) or bonds) or (((gband or (rank or frank)) or gband) or (ghard or ((hero or (chart or charts)) or (hari or (hart OR art)))))) counterinsurgency study ;*.