SN4 ""

No	Pattern	Freq
1	to have been [adv] [adj] [prep]	98
2	to have been [adv] [adj] [prep]	98
3	to have been [verb] [adj] [prep]	22
4	to have been [vb pp] [adj] [prep]	18
5	to have been very [adj] [prep]	10
6	to have been very [adj] [prep]	10
7	to have been more [adj] [prep]	9
8	to have been more [adj] [prep]	9
9	to have been particularly [adj] [prep]	7
10	to have been particularly [adj] [prep]	7
11	[verb] to have been [adj] [prep]	198
12	[vb pp] to have been [adj] [prep]	81
13	seem to have been [adj] [prep]	69
14	[vb -s] to have been [adj] [prep]	54
15	seems to have been [adj] [prep]	38
16	appear to have been [adj] [prep]	33
17	[vb base] to have been [adj] [prep]	27
18	[vb infin] to have been [adj] [prep]	21
19	[adj] to have been [adj] [prep]	18
20	[adj] to have been [adj] [prep]	18
21	say to have been [adj] [prep]	18
22	said to have been [adj] [prep]	16
23	[vb past] to have been [adj] [prep]	15
24	seem to have been [adj] [prep]	15
25	appears to have been [adj] [prep]	14
26	seem to have been [adj] [prep]	13
27	[adv] to have been [adj] [prep]	11
28	believe to have been [adj] [prep]	10
29	appear to have been [adj] [prep]	10
30	[noun] to have been [adj] [prep]	10