| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | while at the same time [v-ing] | 7 |
|
| 2 | while at the same time [v-ing] | 7 |
|
| 3 | while at [art] same time [v-ing] | 7 |
|
| 4 | while at [art] same time [v-ing] | 7 |
|
