VNU Journal of Science Mathematics – Physics, Vol 37, No 3 (2021) 61 73 61 Original Article Fermions, Gauge Bosons and Higgs Masses in the 3 3 1 1 Model with Charged Lepton Dang Trung Si1, Nguyen Thanh Phong2,*, Nguyen Hua Thanh Nha2 1Can Tho Department of Education and Training, 39 3/2 Street, Ninh Kieu, Can Tho, Vietnam 2Department of Physics, Can Tho University, Campus II 3/2 Street, Can Tho, Vietnam Received 08 June 2020 Revised 13 January 2021; Accepted 30 January 2021 Abstract In this pa[.]