揸正來做 (zaa1 zeng3 lai4 zou6) — doing something the exact way as it should be (impartially / fairly), i.e. 'by the book' in Cantonese
zaaˉ¹揸zeng˗₃正laiˎ₄來zouˍ₆做简 揸正来做
Mandarin Pinyin: zha1 zheng4 lai2 zuo4
Meaning of 揸正來做
noundoing something the exact way as it should be (impartially / fairly), i.e. 'by the book'