| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while at the same [noun sg] | 310 |
|
| 2 | while at the same [noun] | 310 |
|
| 3 | at the same [noun sg] [noun] | 293 |
|
| 4 | while at the [noun sg] [noun] | 7 |
|
