SN4 ""

No	Pattern	Freq
1	those [noun pl] who had been	14
2	those [noun] who had been	14
3	[prep] those who had been	64
4	[prep] those who had been	64
5	of those who had been	34
6	of those who had been	34
7	[conj] those who had been	15
8	[verb] those who had been	10
9	[adv] those who had been	9
10	[adv] those who had been	8
11	to those who had been	7
12	to those who had been	7
13	[coord] those who had been	6
14	by those who had been	5
15	that those who had been	5
16	for those who had been	5
17	by those who had been	5
18	[vb past] those who had been	5
19	and those who had been	5
20	that those who had been	5
21	for those who had been	5
22	and those who had been	5
23	[that] those who had been	5
24	those who had [adv] been	19
25	those who had [adv] been	10
26	those who had not been	9
27	those who had [not/n't] been	9
28	those who had not been	9
29	those who had been [verb]	61
30	those who had been [vb pp]	56