| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the same time keep [pron] | 7 |
|
| 2 | [prep] the same time keep [pron] | 7 |
|
| 3 | [prep] the same time keep [pron] | 7 |
|
| 4 | at the same time keep [pron] | 7 |
|
