SN4 ""

No	Pattern	Freq
1	[noun] that have been	1089
2	[noun pl] that have been	988
3	[noun sg] that have been	72
4	[verb] that have been	43
5	[adj] that have been	34
6	[vb -s] that have been	32
7	thing that have been	30
8	things that have been	30
9	[det] that have been	28
10	[n mass] that have been	24
11	points that have been	23
12	point that have been	23
13	those that have been	22
14	those that have been	22
15	change that have been	17
16	changes that have been	17
17	problem that have been	14
18	people that have been	14
19	people that have been	14
20	problems that have been	13
21	issue that have been	12
22	issues that have been	12
23	study that have been	11
24	arguments that have been	11
25	studies that have been	11
26	argument that have been	11
27	policy that have been	10
28	policies that have been	10
29	areas that have been	10
30	area that have been	10