| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but at the same time [v-ing] | 18 |
|
| 2 | but at the same time [v-ing] | 18 |
|
| 3 | but at the [adj] time [v-ing] | 18 |
|
| 4 | but at the [det] time [v-ing] | 18 |
|
