SN4 ""

No	Pattern	Freq
1	[pron] have been for	216
2	[pers pn] have [been] for	193
3	it have [been] for	83
4	it have [been] for	83
5	[pron] had [been] for	81
6	[pron] has [been] for	57
7	they have [been] for	42
8	they have [been] for	42
9	[pron] have [been] for	30
10	i have [been] for	25
11	i have [been] for	24
12	he have [been] for	23
13	he have [been] for	23
14	[pron] 've [been] for	22
15	[pron] 's [been] for	15
16	she have [been] for	12
17	she have [been] for	11
18	there have [been] for	10
19	there have [been] for	10
20	[ex0] have [been] for	10
21	[pron] 'd [been] for	9
22	who have [been] for	6
23	[Wh pn] have [been] for	6
24	who have [been] for	6
25	we have [been] for	5
26	we have [been] for	5