. "a sign language" . "Plains First Nations Sign Language" . . . . "Indian Sign Language" . "Prairie Hand Talk" . "Plains Sign languages" . "Plains Sign Talk" . "Plains Indian Sign Language#Navajo" . "Amer-Ind hand signals" . "Indian sign language" . . . . . "Native American sign language" . . . "Plains Sign Language" . . . . . . "Plains Sign" . . "Cree Sign Language" . . "Hand Talk" . . . . . . . . . "Plains Indian Sign Language" . . . . . . . . . "Plains Indian Sign Language" . . . . "Plains Indian sign language" . . . "sign language" . . . "Native American Sign Language" .