| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] about the | 32 |
|
| 2 | [vb pp] [prep] about the | 32 |
|
| 3 | [vb pp] at about the | 22 |
|
| 4 | [vb pp] at about the | 22 |
|
