SN4 ""

No	Pattern	Freq
1	fact that [pron] have been [verb]	71
2	fact that [pers pn] have been [verb]	69
3	fact that [pron] have been [vb pp]	55
4	fact that [pron] had been [verb]	37
5	fact that he have been [verb]	21
6	fact that he have been [verb]	21
7	fact that it have been [verb]	18
8	fact that it have been [verb]	18
9	fact that [pron] have been [v-ing]	16
10	fact that [pron] has been [verb]	15
11	fact that they have been [verb]	14
12	fact that they have been [verb]	14
13	fact that [pron] have been [verb]	14
14	fact that she have been [verb]	7
15	fact that she have been [verb]	7