夯歌

夯歌	hāng gē	rammers' work chant
夯	bèn	variant of 笨
夯	hāng	to ram; to tamp / a rammer; a tamper / excellent; exceptionally good / variant of ㄏㄤ[hang1]
歌	gē	song (CL:首,支) / (bound form) to sing
歌	gē	variant of 歌