| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [to-vb] [pron] [prep] | 397 |
|
| 2 | used [to-vb] [pers pn] [prep] | 362 |
|
| 3 | [modal v] [to-vb] us [prep] | 26 |
|
| 4 | used [to-vb] we [prep] | 24 |
|
| 5 | used [verb] us [prep] | 24 |
|
| 6 | used [to-vb] us [prep] | 24 |
|
