| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at the [det] | 253 |
|
| 2 | at the [det] speed | 45 |
|
| 3 | [v-ing] at [det] speed | 9 |
|
| 4 | [v-ing] at the speed | 8 |
|
