SN4 ""

No	Pattern	Freq
1	[vb mod] have be [adj] [noun]	207
2	[modal v] have been [adj] [noun]	206
3	[modal v] have be [adj] [noun]	204
4	[modal v] have be [adj] [noun sg]	106
5	[modal v] have be [adj] [noun pl]	91
6	would have be [adj] [noun]	72
7	would have be [adj] [noun]	70
8	may have be [adj] [noun]	53
9	may have be [adj] [noun]	53
10	must have be [adj] [noun]	43
11	must have be [adj] [noun]	43
12	could have be [adj] [noun]	16
13	could have be [adj] [noun]	16
14	[modal v] have be other [noun]	11
15	might have be [adj] [noun]	10
16	might have be [adj] [noun]	10
17	should have be [adj] [noun]	9
18	should have be [adj] [noun]	9
19	[modal v] have be old [noun]	8
20	[modal v] have be [adj] [noun prp]	7
21	[modal v] have be [adj] suicide	6
22	[modal v] have be sufficient [noun]	6
23	[modal v] have be [adj] suicide	6