| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] n't [been] | 751 |
|
| 2 | [vb -s] [been] for | 163 |
|
| 3 | n't [been] for | 149 |
|
| 4 | [vb -s] n't for | 6 |
|
