SN4 ""

No	Pattern	Freq
1	who have [adv] been	612
2	who [vb past] [adv] been	384
3	who had [adv] been	363
4	who [vb -s] [adv] been	128
5	who has [adv] been	101
6	who [vb base] [adv] been	100
7	who [verb] never been	87
8	who have [adv] been	86
9	who [verb] already been	51
10	who [verb] also been	50
11	who [verb] previously been	46
12	who [verb] always been	45
13	who [verb] just been	43
14	who [verb] once been	38
15	who [verb] recently been	29
16	who 's [adv] been	27
17	who [verb] long been	24
18	who 'd [adv] been	21
19	who 've [adv] been	14
20	who [verb] ever been	14
21	who [verb] hitherto been	13
22	who [verb] now been	13
23	who [verb] only been	12
24	who [verb] earlier been	11
25	who [verb] actually been	8
26	who [verb] traditionally been	7
27	who [verb] since been	7
28	who [verb] probably been	7
29	who [verb] obviously been	5
30	who [verb] clearly been	5