| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [to-vb] [prep] | 1184 |
|
| 2 | [subord] [to-vb] [prep] | 742 |
|
| 3 | [to-vb] [subord] [prep] | 557 |
|
| 4 | [to-vb] [subord] [to-vb] | 255 |
|
