| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [vb pp] at the time [prep] | 14 |
|
| 2 | not [vb pp] at the time [prep] | 14 |
|
| 3 | not [vb pp] at the time [prep] | 12 |
|
| 4 | not [vb pp] at the time of | 12 |
|
