| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [to-vb] on the | 61 |
|
| 2 | [vb mod] to go on the | 9 |
|
| 3 | [vb mod] to sit on the | 6 |
|
| 4 | ought [to-vb] on the | 5 |
|
