| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [verb] at [art] [noun] | 327 |
|
| 2 | while [verb] at [art] [noun] | 40 |
|
| 3 | [vb pp] while [verb] [art] [noun] | 31 |
|
| 4 | [vb pp] while [verb] at [art] | 7 |
|
