Lott be Lott (1965) je hossi matotirki yimɓe wiigo ɗum tiggol matotirki waɗi bincike no hani to adaaji nden o fami nandal yimɓe to matsayi maɓɓe (bano., demngal,adaaji,kuuɗe, duuɓi), hali, imanaku, be no ɓe larata kuuje eɗum mari matotiral be tiggol moftal.