SN4 ""

No	Pattern	Freq
1	[noun] have been [vb pp] by some	68
2	[noun sg] have been [vb pp] by some	42
3	[pron] have been [vb pp] by some	32
4	[pers pn] have been [vb pp] by some	26
5	[noun pl] have been [vb pp] by some	20
6	it have been [vb pp] by some	17
7	it have been [vb pp] by some	17
8	[vb mod] have been [vb pp] by some	15
9	[modal v] have been [vb pp] by some	15
10	[conj] have been [vb pp] by some	8
11	[adj] have been [vb pp] by some	7
12	[noun prp] have been [vb pp] by some	6
13	[det] have been [vb pp] by some	6
14	this have been [vb pp] by some	5
15	this have been [vb pp] by some	5
16	have [adv] been [vb pp] by some	10
17	have [adv] been [vb pp] by some	8
18	have been [adv] [vb pp] by some	7
19	have been [adv] [vb pp] by some	7
20	have been [vb pp] [adv] by some	6
21	have been [vb pp] [adj] by some	5
22	have been [vb pp] by some [noun]	69
23	have been [vb pp] by some [noun pl]	42
24	have been [vb pp] by some [adj]	40
25	have been [vb pp] by some [adj]	36
26	have been [vb pp] by some [prep]	20
27	have been [vb pp] by some [prep]	20
28	have been [vb pp] by some [noun sg]	20
29	have been [vb pp] by some of	10
30	have been [vb pp] by some of	10