thuận buồm xuôi gió

== Vietnamese == === Etymology === Calque of Chinese 一帆風順 / 一帆风顺 (nhất phàm phong thuận) === Pronunciation === (Hà Nội) IPA(key): [tʰwən˧˨ʔ ʔɓuəm˨˩ suəj˧˧ zɔ˧˦] (Huế) IPA(key): [tʰwəŋ˨˩ʔ ʔɓuəm˦˩ suj˧˧ jɔ˨˩˦] (Saigon) IPA(key): [tʰ⁽ʷ⁾əŋ˨˩˨ ʔɓuəm˨˩ suj˧˧ jɔ˦˥] === Phrase === thuận buồm xuôi gió (literal) the sail gets smoothly carried away by the wind (figurative) smooth sailing