| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] been [vb pp] [prep] | 1651 |
|
| 2 | still [not/n't] [vb pp] [prep] | 51 |
|
| 3 | still [not/n't] been [vb pp] | 44 |
|
| 4 | still been [vb pp] [prep] | 8 |
|
