Mayelana nokuqoshiwe kwe-isi-Vietnamese
Isi-Vietnamese sisebenzisa amathoni, futhi umbhalo orekhodiwe ubhalwa nawo wonke amamaki wethoni nama-diacritics (ă, â, đ, ê, ô, ơ, ư kanye namamaki wethoni amahlanu). Amaphimbo aseNyakatho, phakathi naseNingizimu ayasebenza wonke; amaphimbo aqinile asenkabeni yizona ezinzima kakhulu.