SN4 ""

No	Pattern	Freq
1	seem to have [vb pp]	706
2	appear to have [vb pp]	263
3	[vb base] to have had	72
4	claim to have [vb pp]	61
5	[vb base] to have got	44
6	[vb base] to have lost	38
7	[vb base] to have taken	36
8	[vb base] to have done	32
9	[vb base] to have made	29
10	[vb base] to have become	23
11	hope to have [vb pp]	21
12	need to have [vb pp]	21
13	[vb base] to have forgotten	19
14	[vb base] to have found	16
15	[vb base] to have come	16
16	[vb base] to have given	16
17	[vb base] to have gone	15
18	happen to have [vb pp]	14
19	[vb base] to have seen	13
20	[vb base] to have fallen	11
21	tend to have [vb pp]	11
22	[vb base] to have changed	11
23	[vb base] to have accepted	11
24	have to have [vb pp]	10
25	[vb base] to have worked	10
26	[vb base] to have survived	10
27	[vb base] to have received	8
28	[vb base] to have thought	8
29	[vb base] to have missed	8
30	[vb base] to have grown	8