They don't speak the best English but enough to get by.
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	4:nsubj|9:nsubj	_
2-3	don't	_	_	_	_	_	_	_	_
2	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	aux	4:aux	_
3	n't	not	PART	RB	_	4	advmod	4:advmod	_
4	speak	speak	VERB	VB	VerbForm=Inf	0	root	0:root	_
5	the	the	DET	DT	Definite=Def|PronType=Art	7	det	7:det	_
6	best	good	ADJ	JJS	Degree=Sup	7	amod	7:amod	_
7	English	English	PROPN	NNP	Number=Sing	4	obj	4:obj	_
8	but	but	CCONJ	CC	_	9	cc	9:cc	_
9	enough	enough	ADJ	JJ	Degree=Pos	4	conj	4:conj:but	_
10	to	to	PART	TO	_	11	mark	11:mark	_
11	get	get	VERB	VB	VerbForm=Inf	9	advcl	9:advcl:to	_
12	by	by	ADV	RB	_	11	advmod	11:advmod	SpaceAfter=No
13	.	.	PUNCT	.	_	4	punct	4:punct	_
