關……撚事 [关－－－－]

Jyutping gwaan1 … … nan2 si6
Pinyin guān …… niǎn shì

Definitions (Wiktionary)
  1. phrase, Cantonese, colloquial, vulgar
    to be none of someone's business; to have fuck all to do with someone
    (syn.) 關……叉事, 关……屌事, 关……叉事, 關……屌事