SN4 ""

No	Pattern	Freq
1	[pron] have been so [det]	70
2	[ex0] have been so [det]	63
3	there have been so [det]	63
4	there have been so [det]	63
5	[vb mod] have been so [det]	7
6	[pers pn] have been so [det]	7
7	[modal v] have been so [det]	7
8	have [adv] been so [det]	13
9	have not been so [det]	7
10	have [not/n't] been so [det]	7
11	have [adv] been so [det]	6
12	have been [verb] so [det]	42
13	have been [vb pp] so [det]	26
14	have been [prep] so [det]	16
15	have been [prep] so [det]	16
16	have been [v-ing] so [det]	13
17	have been through so [det]	10
18	have been through so [det]	10
19	have been [adv] so [det]	7
20	have been so [adj] [det]	16
21	have been so [adj] [det]	15
22	have been so [prep] [det]	6
23	have been so [prep] [det]	6
24	have been so [det] [noun]	60
25	have been so [det] [noun sg]	32
26	have been so [det] [noun pl]	28
27	have been so [det] [adj]	9
28	have been so [det] [prep]	8
29	have been so [det] [prep]	8
30	have been so [det] [adj]	8