SN4 ""

No	Pattern	Freq
1	to have had	615
2	to have taken	374
3	to have made	289
4	to have done	283
5	to have gone	225
6	to have come	209
7	to have seen	198
8	to have got	194
9	to have lost	186
10	to have become	172
11	to have given	136
12	to have found	136
13	to have said	116
14	to have known	116
15	to have occurred	112
16	to have won	106
17	to have died	101
18	to have worked	97
19	to have happened	97
20	to have changed	94
21	to have left	91
22	to have reached	87
23	to have forgotten	85
24	to have fallen	84
25	to have played	81
26	to have heard	78
27	to have received	71
28	to have told	71
29	to have survived	70
30	to have used	69