SN4 ""

No	Pattern	Freq
1	[det] have been	3498
2	[adj] has been	2514
3	[adj] had been	1729
4	[num] have been	1543
5	this have been	1488
6	this have been	1488
7	[adj] have been	1271
8	[adj] have been	1187
9	that have been	628
10	that have been	628
11	[adj] to have been	470
12	these have been	343
13	these have been	343
14	much have been	176
15	much have been	176
16	all have been	175
17	all have been	175
18	likely have been	172
19	likely have been	172
20	[adj] 's been	165
21	million have been	110
22	some have been	110
23	some have been	110
24	million have been	110
25	many have been	100
26	many have been	100
27	[adj] have been	100
28	[num ord] have been	76
29	[adj] having been	74
30	little have been	69