Don't worry.
1-2	Don't	_	_	_	_	_	_	_	_
1	Do	do	AUX	VB	Mood=Imp|VerbForm=Fin	3	aux	3:aux	_
2	n't	not	PART	RB	_	3	advmod	3:advmod	_
3	worry	worry	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	0:root	SpaceAfter=No
4	.	.	PUNCT	.	_	3	punct	3:punct	_
