| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is at the same time | 48 |
|
| 2 | was at the same time | 30 |
|
| 3 | are at the same time | 18 |
|
| 4 | being at the same time | 6 |
|
| 5 | were at the same time | 6 |
|
