SN4 ""

No	Pattern	Freq
1	[noun] [coord] that have [been]	11
2	[noun sg] [coord] that have [been]	7
3	[coord] [conj] that have [been]	5
4	[coord] that [vb mod] have [been]	65
5	[coord] that [modal v] have [been]	65
6	[coord] that would have [been]	42
7	[coord] that would have [been]	42
8	[coord] that [noun] have [been]	41
9	[coord] that [noun sg] have [been]	40
10	[coord] that could have [been]	8
11	[coord] that could have [been]	8
12	[coord] that [pron] have [been]	5
13	[coord] that have [adv] [been]	42
14	[coord] that have [adv] [been]	29
15	[coord] that have not [been]	13
16	[coord] that have [not/n't] [been]	13
17	[coord] that have now [been]	8
18	[coord] that have now [been]	8
19	[coord] that have not [been]	7
20	[coord] that have n't [been]	6
21	[coord] that have always [been]	5
22	[coord] that have always [been]	5
23	[coord] that have [been] [verb]	37
24	[coord] that have [been] [vb pp]	29
25	[coord] that have [been] [art]	14
26	[coord] that have [been] [art]	14
27	[coord] that have [been] [adj]	14
28	[coord] that have [been] [adv]	13
29	[coord] that have [been] [adv]	12
30	[coord] that have [been] a	9