| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | whilst at the [det] time | 56 |
|
| 2 | whilst at the [det] time | 56 |
|
| 3 | whilst at [art] same time | 56 |
|
| 4 | whilst at [art] [det] time | 56 |
|
