| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] at [art] | 720 |
|
| 2 | [not/n't] [vb pp] at [art] | 197 |
|
| 3 | [not/n't] been [vb pp] [art] | 82 |
|
| 4 | [not/n't] been [vb pp] at | 82 |
|
| 5 | [not/n't] been at [art] | 11 |
|
