| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [to-vb] [prep] | 16482 |
|
| 2 | [vb past] us [prep] | 1099 |
|
| 3 | [to-vb] us [prep] | 945 |
|
| 4 | [vb past] [to-vb] us | 317 |
|
