SN4 ""

No	Pattern	Freq
1	[adj] [noun pl] to have been	41
2	[adj] [noun pl] to have been	22
3	[noun] [noun pl] to have been	14
4	[det] [noun pl] to have been	11
5	[art] [noun pl] to have been	11
6	[art] [noun pl] to have been	11
7	[noun sg] [noun pl] to have been	10
8	the [noun pl] to have been	10
9	the [noun pl] to have been	10
10	[prep] [noun pl] to have been	9
11	[prep] [noun pl] to have been	9
12	[pos pn] [noun pl] to have been	8
13	[pron] [noun pl] to have been	8
14	few [noun pl] to have been	5
15	[verb] [noun pl] to have been	5
16	[num] [noun pl] to have been	5
17	few [noun pl] to have been	5
18	[noun pl] [verb] to have been	354
19	[noun pl] [vb base] to have been	202
20	[noun pl] seem to have been	162
21	[noun pl] appear to have been	117
22	[noun pl] seem to have been	116
23	[noun pl] appear to have been	79
24	[noun pl] [vb past] to have been	62
25	[noun pl] [vb -s] to have been	54
26	[noun pl] [vb pp] to have been	33
27	[noun pl] seems to have been	29
28	[noun pl] appears to have been	25
29	[noun pl] seemed to have been	17
30	[noun pl] appeared to have been	13