SN4 ""

No	Pattern	Freq
1	[adv] have to do [noun]	11
2	[not/n't] have to do [noun]	9
3	not have to do [noun]	9
4	n't have to do [noun]	8
5	[modal v] have to do [noun]	5
6	[vb mod] have to do [noun]	5
7	have to do [art] [noun]	55
8	have to do [art] [noun]	55
9	have to do [adj] [noun]	43
10	have to do [det] [noun]	37
11	have to do a [noun]	33
12	have to do a [noun]	31
13	have to do the [noun]	21
14	have to do the [noun]	21
15	have to do [pron] [noun]	12
16	have to do some [noun]	10
17	have to do some [noun]	10
18	have to do [prep] [noun]	9
19	have to do [pos pn] [noun]	9
20	have to do [prep] [noun]	9
21	have to do this [noun]	8
22	have to do any [noun]	8
23	have to do this [noun]	8
24	have to do any [noun]	8