| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] speed | 486 |
|
| 2 | [to-vb] at [adj] | 417 |
|
| 3 | [to-vb] [adj] speed | 16 |
|
| 4 | [to-vb] at speed | 13 |
|
