SN4 ""

No	Pattern	Freq
1	[adv] [conj] have [adv] been	59
2	[adv] [conj] have [adv] been	36
3	[adv] [conj] have [not/n't] been	23
4	[adv] [conj] have not been	23
5	[adv] [conj] have never been	12
6	[adv] [conj] have never been	12
7	[adv] [conj] have n't been	12
8	[adv] [conj] have not been	11
9	[noun] [adv] [conj] have been	49
10	[adv] [adv] [conj] have been	40
11	[adv] [adv] [conj] have been	35
12	[verb] [adv] [conj] have been	34
13	[noun pl] [adv] [conj] have been	27
14	[noun sg] [adv] [conj] have been	19
15	[vb pp] [adv] [conj] have been	16
16	[conj] [adv] [conj] have been	12
17	year [adv] [conj] have been	9
18	[coord] [adv] [conj] have been	9
19	more [adv] [conj] have been	8
20	[be] [adv] [conj] have been	8
21	be [adv] [conj] have been	8
22	more [adv] [conj] have been	8
23	[was/were] [adv] [conj] have been	7
24	years [adv] [conj] have been	7
25	[vb past] [adv] [conj] have been	7
26	as [adv] [conj] have been	7
27	as [adv] [conj] have been	7
28	and [adv] [conj] have been	6
29	[adj] [adv] [conj] have been	6
30	and [adv] [conj] have been	6