$c->createIndex( [ 'country_code' => 1, 'timezone' => 1, 'asciiname' => 1 ] )
|00aa00|✔| %$c->find(['country_code' => 'GB']).sort(['timezone' => 1, 'asciiname' => 1]);%
|ffaa00|✘| %$c->find(['country_code' => 'GB']).sort(['timezone' => 1, 'asciiname' => -1]);%
|ffaa00|✘| %$c->find(['country_code' => 'GB']).sort(['timezone' => -1, 'asciiname' => 1]);%
|00aa00|✔| %$c->find(['country_code' => 'GB']).sort(['timezone' => -1, 'asciiname' => -1]);%