SN4 ""

No	Pattern	Freq
1	[pron] have [been] do it	69
2	[pers pn] have [been] do it	58
3	i have [been] do it	20
4	i have [been] do it	20
5	[noun] have [been] do it	15
6	who have [been] do it	10
7	he have [been] do it	10
8	who have [been] do it	10
9	[Wh pn] have [been] do it	10
10	he have [been] do it	10
11	she have [been] do it	9
12	she have [been] do it	9
13	you have [been] do it	8
14	you have [been] do it	8
15	[noun pl] have [been] do it	7
16	we have [been] do it	5
17	we have [been] do it	5
18	they have [been] do it	5
19	[noun sg] have [been] do it	5
20	they have [been] do it	5
21	have [adv] [been] do it	9
22	have not [been] do it	6
23	have n't [been] do it	6
24	have [not/n't] [been] do it	6
25	have [been] [verb] do it	9
26	have [been] [vb pp] do it	6
27	have [been] do [prep] it	13
28	have [been] do [prep] it	13
29	have [been] do it [prep]	51
30	have [been] do it [prep]	51