| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] as fast as he could | 5 |
|
| 2 | [vb past] as fast as he [modal v] | 5 |
|
| 3 | [vb past] as fast as he could | 5 |
|
| 4 | [vb past] as fast as he [vb mod] | 5 |
|
