| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | their [noun pl] at the [adj] time | 9 |
|
| 2 | their [noun pl] at the same time | 8 |
|
| 3 | their [noun pl] at the [det] time | 8 |
|
| 4 | their [noun pl] at the same time | 8 |
|
