| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] while [noun] [vb past] [prep] | 6 |
|
| 2 | [adv] while [art] [noun] [vb past] [prep] | 7 |
|
| 3 | [adv] while the [noun] [vb past] [prep] | 7 |
|
| 4 | [adv] while [art] [noun] [vb past] [prep] | 7 |
|
| 5 | [adv] while the [noun] [vb past] [prep] | 7 |
|
