| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at the same time | 318 |
|
| 2 | is at the same time | 48 |
|
| 3 | is [vb pp] at the same | 24 |
|
| 4 | is [vb pp] at the time | 13 |
|
