| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not be [vb pp] at | 210 |
|
| 2 | be [vb pp] at this | 150 |
|
| 3 | not [vb pp] at this | 19 |
|
| 4 | not be [vb pp] this | 12 |
|
