| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] while [pers pn] [verb] at the | 6 |
|
| 2 | [noun sg] while [pron] [verb] at the | 6 |
|
| 3 | [noun sg] while [verb] at the [noun] | 7 |
|
| 4 | [noun sg] while [verb] at the [noun sg] | 5 |
|
