In this paper, we prove some normality criterias for two families meromorphic functions sharing sets and values related with above result. Up to now, our results are new. | ISSN: 1859-2171 TNU Journal of Science and Technology ; Email: jst@ 192(16): 55 - 58 55 Do Thi Mai Huong et al. 56 TNU Journal of Science and Technology 192(16): 55 - 58 ; Email: jst@ Do Thi Mai Huong et al. TNU Journal of Science and Technology ; Email: jst@ 192(16): 55 - 58 57 Do Thi Mai Huong et al. TNU Journal of Science and Technology 192(16): 55 - 58 Received: 29/8/2018; Revised: 13/10/2018; Approved: 28/12/2018 58 ; Email: .
