Vo rhymes with:
davao, davault, devault, devaux, deveau, deveaux, devoe, laveau, malveaux, neveau, nouveau
Vo sounds like:
v, v., vahey, ve, veba, vee, veep, veuve, vevay, vevey, vey, vi, via, viau, vibe, vibhu, vie, vieau, view, viv, viva, vive, vivie, vivo, vow, vu, vue, vy