A pushes the issue to B, B pushes it to C, then C pushes it back to A, but they have only oral agreement but no paper work to prove, everyone holds to their own statement, there's seems to be no truth can be found.
呢單嘢甲推俾乙，乙推俾丙，丙又推返俾甲，但佢哋之間只係口頭應承又無書面證明，咁樣即係口同鼻拗，追問落去都唔會有結果㗎啦。