You can add a new person with the name "Iqbal, Sajeda Begum | Pabitra Chandra Das | Md. Nur Hossain | Abdullah", or you can "Iqbal, Sajeda Begum | Pabitra Chandra Das | Md. Nur Hossain | Abdullah" with a person entry that is so far only been referred to by another name (such as a former name or an alias name).