SN4 ""

No	Pattern	Freq
1	would have [verb] [conj]	963
2	would have [verb] [conj]	866
3	would have [vb pp] [conj]	773
4	would have [verb] that	415
5	would have [verb] [that]	415
6	would have [verb] that	415
7	would have [verb] [subord]	411
8	would have [verb] if	263
9	would have [verb] if	263
10	would have [to-vb] [conj]	201
11	would have [verb] [coord]	151
12	would have think [conj]	149
13	would have thought [conj]	149
14	would have [verb] and	117
15	would have [verb] and	117
16	'd have [verb] [conj]	111
17	would have happened [conj]	69
18	would have happen [conj]	69
19	would have say [conj]	56
20	would have do [conj]	47
21	would have done [conj]	44
22	would have said [conj]	36
23	would have know [conj]	31
24	would have known [conj]	30
25	would have [verb] but	28
26	would have go [conj]	27
27	would have [verb] whether	26
28	would have [verb] whether	26
29	would have [verb] as	25
30	would have [verb] as	25