L030371a op- 'cover' stem

preceding	inflected form	following		Text (no gloss)	Text (with gloss)	Trees
	op	-yeri		KK.100	KK.100	KK.100
	op	-yeri		KK.100	KK.100	KK.100
	op	-yeri		KK.100	KK.100	KK.100