SN4 ""

No	Pattern	Freq
1	that [modal v] have [been] [adj]	110
2	that [modal v] have been [adj]	110
3	that [modal v] have be [adj]	110
4	that [vb mod] have [be] [adj]	110
5	that [modal v] have [be] [adj]	104
6	that [modal v] have [be] [adj]	82
7	that would have [be] [adj]	60
8	that would have [be] [adj]	60
9	that must have [be] [adj]	16
10	that must have [be] [adj]	16
11	that could have [be] [adj]	11
12	that [modal v] have [be] [det]	11
13	that could have [be] [adj]	11
14	that [modal v] have [be] [adj -er]	11
15	that should have [be] [adj]	8
16	that should have [be] [adj]	8
17	that might have [be] [adj]	7
18	that may have [be] [adj]	7
19	that may have [be] [adj]	7
20	that might have [be] [adj]	7
21	that [modal v] have [be] good	6
22	that [modal v] have [be] awful	6
23	that [modal v] 've [be] [adj]	6
24	that [modal v] have [be] awful	6
25	that [modal v] have [be] [num]	6
26	that [modal v] have [be] easy	5
27	that [modal v] have [be] good	5