SN4 ""

No	Pattern	Freq
1	[noun] have been show to	133
2	[noun sg] have been show to	74
3	[noun pl] have been show to	45
4	[pron] have been show to	27
5	[Wh det] have been show to	16
6	which have been show to	16
7	which have been show to	16
8	[conj] have been show to	14
9	[noun prp] have been show to	11
10	[pers pn] have been show to	9
11	[coord] have been show to	7
12	[adj] have been show to	6
13	that have been show to	6
14	[that] have been show to	6
15	that have been show to	6
16	it have been show to	5
17	it have been show to	5
18	have [adv] been show to	41
19	have [adv] been show to	36
20	have previously been show to	8
21	have previously been show to	8
22	have also been show to	7
23	have also been show to	7
24	have recently been show to	5
25	have recently been show to	5
26	have [not/n't] been show to	5
27	have not been show to	5
28	have not been show to	5
29	have been show [to-vb] to	9
30	have been show [verb] to	9