Unlike his father he did not take the title Vuong but instead called himself Nhon Quoc-Cong (roughly Duke of the Southern Provinces).
ʌnlˈaɪk hɪz fˈɑːðɚ hiː dɪdnˌɑːt tˈeɪk ðə tˈaɪɾəl vjˈuːɑːŋ bˌʌt ɪnstˈɛd kˈɔːld hɪmsˈɛlf ˈɛnhˈɑːn kwˈɑːkkˈɑːŋ ɹˈʌfli dˈuːk ʌvðə sˈʌðɚn pɹˈɑːvɪnsᵻz.