wūzuò
уцзо
у1 цзо4
http://www.chinese-russian.com/zd/ci/67144
wǔzuò
у3 цзо4
http://www.chinese-russian.com/zd/ci/5982
wùzuò
у4 цзо4
http://www.chinese-russian.com/zd/ci/136394