SN4 ""

No	Pattern	Freq
1	that [pers pn] [vb mod] have been	461
2	that [pers pn] [vb mod] have [been]	459
3	that it [vb mod] have [been]	200
4	that [pers pn] would have [been]	132
5	that he [vb mod] have [been]	88
6	that [pers pn] might have [been]	78
7	that [pers pn] must have [been]	74
8	that they [vb mod] have [been]	62
9	that [pers pn] could have [been]	56
10	that [pers pn] should have [been]	55
11	that [pers pn] may have [been]	51
12	that she [vb mod] have [been]	50
13	that i [vb mod] have [been]	32
14	that you [vb mod] have [been]	18
15	that we [vb mod] have [been]	11
16	that [pers pn] will have [been]	7
17	that [pers pn] 'd have [been]	7