SN4 ""

No	Pattern	Freq
1	have [adv] been	24457
2	has [adv] been	12017
3	had [adv] been	11148
4	have [not/n't] been	9384
5	have not been	9381
6	have [adv] been	7361
7	have not been	6508
8	have already been	3072
9	have already been	3072
10	have always been	2961
11	have always been	2961
12	have never been	2942
13	have never been	2942
14	have n't been	2873
15	have also been	2377
16	have also been	2377
17	've [adv] been	1439
18	have now been	1287
19	have now been	1287
20	's [adv] been	1084
21	have just been	1061
22	have just been	1061
23	have long been	893
24	have long been	893
25	have recently been	802
26	have recently been	802
27	have ever been	675
28	have ever been	675
29	have only been	662
30	have only been	662