SN4 ""

No	Pattern	Freq
1	have been [vb pp] for some [noun]	90
2	have been [vb pp] for some [noun sg]	68
3	have been [vb pp] for some time	56
4	have been [vb pp] for some time	56
5	have been [vb pp] for some [noun pl]	22
6	have been [vb pp] for some year	15
7	have been [vb pp] for some years	15
8	have been [vb pp] for some reason	10
9	have been [vb pp] for some [adj]	10
10	have been [vb pp] for some reason	10
11	have been [vb pp] for some [adj]	8
12	[noun] have been [vb pp] for some	48
13	[noun sg] have been [vb pp] for some	29
14	[pron] have been [vb pp] for some	29
15	[pers pn] have been [vb pp] for some	25
16	it have been [vb pp] for some	16
17	it have been [vb pp] for some	16
18	[noun pl] have been [vb pp] for some	15
19	[conj] have been [vb pp] for some	7
20	[vb mod] have been [vb pp] for some	5
21	[modal v] have been [vb pp] for some	5
22	have [adv] been [vb pp] for some	14
23	have not been [vb pp] for some	10
24	have [not/n't] been [vb pp] for some	10
25	have not been [vb pp] for some	8
26	have been [vb pp] [adv] for some	12
27	have been [vb pp] [adv] for some	6
28	have been [vb pp] [adv prt] for some	6