| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [det] [noun sg] but | 13 |
|
| 2 | at the same [noun] but | 12 |
|
| 3 | at the [det] time but | 7 |
|
| 4 | at the [det] time but | 7 |
|
