SN4 ""

No	Pattern	Freq
1	[noun] have been [adv] [vb pp] for	145
2	[noun sg] have been [adv] [vb pp] for	91
3	[pron] have been [adv] [vb pp] for	66
4	[noun pl] have been [adv] [vb pp] for	36
5	[pers pn] have been [adv] [vb pp] for	28
6	which have been [adv] [vb pp] for	28
7	[Wh det] have been [adv] [vb pp] for	28
8	which have been [adv] [vb pp] for	28
9	it have been [adv] [vb pp] for	16
10	it have been [adv] [vb pp] for	16
11	[noun prp] have been [adv] [vb pp] for	16
12	[conj] have been [adv] [vb pp] for	11
13	who have been [adv] [vb pp] for	8
14	[vb mod] have been [adv] [vb pp] for	8
15	[adj] have been [adv] [vb pp] for	8
16	[Wh pn] have been [adv] [vb pp] for	8
17	[modal v] have been [adv] [vb pp] for	8
18	who have been [adv] [vb pp] for	8
19	[that] have been [adv] [vb pp] for	7
20	that have been [adv] [vb pp] for	7
21	that have been [adv] [vb pp] for	7
22	[det] have been [adv] [vb pp] for	6
23	plan have been [adv] [vb pp] for	6
24	plan have been [adv] [vb pp] for	6
25	have [adv] been [adv] [vb pp] for	26
26	have [adv] been [adv] [vb pp] for	18
27	have [not/n't] been [adv] [vb pp] for	8
28	have not been [adv] [vb pp] for	8
29	have not been [adv] [vb pp] for	8
30	have been [adv] [adv] [vb pp] for	13