. . "Shaanxi-Gansu-Ningxia Border Region" . . "Shaan-Gan-Ning border region" . . "Shaanxi-Gansu-Ningxia Base Area" . "Shaan-Gan-Ning Border Region" . "Shaan-Gan-Ning Province" . . "Shaan-Gan-Ning Border Region" . . . "new base" . "Shaan-Gan-Ning" . .