SN4 ""

No	Pattern	Freq
1	[adv] have been	5109
2	[adv] have been	5020
3	[not/n't] have been	2339
4	not have been	2336
5	not have been	1705
6	[adv] has been	795
7	n't have been	631
8	[adv] had been	622
9	[adv] have been	587
10	well have been	502
11	well have been	498
12	never have been	368
13	never have been	368
14	[adv] to have been	330
15	there have been	291
16	there have been	291
17	also have been	256
18	also have been	256
19	always have been	216
20	always have been	216
21	otherwise have been	177
22	otherwise have been	177
23	[adv] having been	156
24	probably have been	147
25	probably have been	147
26	only have been	136
27	only have been	136
28	hardly have been	134
29	hardly have been	134
30	far have been	120