Original sentence: Independent Catholic churches are small Christian groups that identify with Catholic tradition but are in communion neither with the Roman Catholic Church nor with any other churches whose sacraments are recognized by the Roman Catholic Church (such as the Eastern Orthodox and Oriental Orthodox churches)
Edited sentence: Independent Catholic churches are rather small Christian groups that identify with Catholic tradition but are in communion neither with the Roman Catholic Church nor with any other churches whose sacraments are recognized by the Roman Catholic Church (such as the Eastern Orthodox and Oriental Orthodox churches)