SN4 ""

No	Pattern	Freq
1	[verb] to have [been] [verb] in the	57
2	[vb pp] to have [been] [verb] in the	33
3	seem to have [been] [verb] in the	12
4	[vb -s] to have [been] [verb] in the	11
5	[noun] to have [been] [verb] in the	10
6	appear to have [been] [verb] in the	8
7	[noun sg] to have [been] [verb] in the	7
8	[adj] to have [been] [verb] in the	7
9	seems to have [been] [verb] in the	7
10	say to have [been] [verb] in the	6
11	said to have [been] [verb] in the	6
12	[adj] to have [been] [verb] in the	6
13	reported to have [been] [verb] in the	6
14	report to have [been] [verb] in the	6
15	[vb base] to have [been] [verb] in the	5
16	know to have [been] [verb] in the	5
17	known to have [been] [verb] in the	5
18	to have [been] [adv] [verb] in the	10
19	to have [been] [adv] [verb] in the	10
20	to have [been] [verb] [adv] in the	13
21	to have [been] [verb] [adv] in the	10
22	to have [been] [verb] early in the	5
23	to have [been] [verb] in the [noun]	55
24	to have [been] [verb] in the [noun sg]	42
25	to have [been] [verb] in the [adj]	24
26	to have [been] [verb] in the [adj]	10
27	to have [been] [verb] in the [noun pl]	7
28	to have [been] [verb] in the [noun prp]	6
29	to have [been] [verb] in the [num ord]	6