| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [adv] been | 8805 |
|
| 2 | [vb base] n't [adv] | 4841 |
|
| 3 | [vb base] n't been | 842 |
|
| 4 | n't [adv] been | 196 |
|
