SN4 ""

No	Pattern	Freq
1	[vb mod] have been those	10
2	[modal v] have been those	10
3	there have been those	8
4	[pron] have been those	8
5	[noun] have been those	8
6	there have been those	8
7	[ex0] have been those	8
8	[adv] have been those	7
9	[adv] have been those	5
10	must have been those	5
11	must have been those	5
12	[noun pl] have been those	5
13	have [adv] been those	6
14	have [adv] been those	6
15	have been [prep] those	34
16	have been [prep] those	34
17	have been [verb] those	16
18	have been among those	15
19	have been among those	15
20	have been [v-ing] those	12
21	have been all those	6
22	have been [adj] those	6
23	have been all those	6
24	have been [det] those	6
25	have been in those	5
26	have been in those	5
27	have been those [prep]	13
28	have been those [prep]	13
29	have been those of	9
30	have been those [noun]	9