SN4 ""

No	Pattern	Freq
1	[det] have been	617
2	[num] have been	421
3	these have been	248
4	these have been	248
5	[adj] have been	223
6	some have been	81
7	some have been	81
8	many have been	58
9	many have been	58
10	all have been	46
11	all have been	46
12	both have been	29
13	both have been	29
14	most have been	25
15	most have been	25
16	two have been	24
17	two have been	24
18	this have been	23
19	this have been	23
20	more have been	22
21	more have been	22
22	1980s have been	21
23	1980s have been	21
24	three have been	20
25	few have been	20
26	three have been	20
27	few have been	20
28	those have been	14
29	four have been	14
30	four have been	14