You can add a new person with the name "Okonkwo, Cecilia Chiedonma | Ekwezia, Awele Vivian | Engr. Ernest-Okoye Ngozi", or you can "Okonkwo, Cecilia Chiedonma | Ekwezia, Awele Vivian | Engr. Ernest-Okoye Ngozi" with a person entry that is so far only been referred to by another name (such as a former name or an alias name).