無功都有勞 (mou4 gung1 dou1 jau5 lou4) — although there aren't any results or achievements, yet one still put a lot of work into sth. in Cantonese
mouˎ₄無gungˉ¹功douˉ¹都jauˏ₅有louˎ₄勞简 无功都有劳
Mandarin Pinyin: wu2 gong1 dou1 you3 lao2
Meaning of 無功都有勞
nounalthough there aren't any results or achievements, yet one still put a lot of work into sth.