| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [to-vb] [adv] [prep] | 437 |
|
| 2 | [modal v] [to-vb] [adv] to | 118 |
|
| 3 | [vb mod] [to-vb] [adv] to | 118 |
|
| 4 | used [to-vb] [adv] to | 89 |
|
| 5 | used [verb] [adv] to | 89 |
|
