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