SN4 ""

No	Pattern	Freq
1	[modal v] have [been] that	30
2	[vb mod] have [been] that	30
3	[adv] have [been] that	14
4	could have [been] that	10
5	could have [been] that	10
6	[not/n't] have [been] that	8
7	not have [been] that	8
8	n't have [been] that	7
9	might have [been] that	6
10	[adv] have [been] that	6
11	might have [been] that	6
12	would have [been] that	5
13	would have [been] that	5
14	have [been] [prep] that	37
15	have [been] [prep] that	37
16	have [been] [verb] that	20
17	have [been] [v-ing] that	11
18	have [been] in that	10
19	have [been] in that	10
20	have [been] like that	9
21	have [been] like that	9
22	have [been] on that	8
23	have [been] on that	8
24	have [been] [vb pp] that	8
25	have [been] at that	5
26	have [been] at that	5
27	have [been] doing that	5
28	have [been] do that	5
29	have [been] that [noun sg]	18
30	have [been] that [noun]	18