Perhaps you should try some spelling variations:
rand » brand, grand, band
hand » had, band, hard
grant » grants
rank » ranks, frank, bank
gband » band, grand
ghard » hard
gharo » ghard, gharm, ghero
haro » hard, harm, hero
ghart » chart, gheart, gchart, gart
gchart » chart, echart, gcheart, gcchart, gcart
hari » hard, hadi, harm
hart » heart, chart, art

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 stand) OR hand) OR land) OR (bond OR bonds)) OR (((grant OR rank) OR gband) OR (((ghard OR guard) OR gharo) OR ((haro OR (ghart OR gchart)) OR (hari OR (hart OR part)))))) counterinsurgency study ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((rand or stand) or hand) or land) or (bond or bonds)) or (((grant or rank) or gband) or (((ghard or guard) or gharo) or ((haro or (ghart OR gchart)) or (hari or (hart or part)))))) counterinsurgency study ;~".
• Adding a wildcard symbol may retrieve word variants: (((((rand or stand) or hand) or land) or (bond or bonds)) or (((grant or rank) or gband) or (((ghard or guard) or gharo) or ((haro or (ghart OR gchart)) or (hari or (hart or part)))))) counterinsurgency study ;*.