Dí gōng àn
Dee Gong An or Judge Dee's cases, 18th century fantasy featuring Tang dynasty politician Di Renjie 狄仁傑|狄仁杰[Dí Rén jié] as master sleuth, translated by R.H. van Gulik as Three murder cases solved by Judge Dee (lit. the Di Renji case)
jié gōng
to be constipated (euphemism)