| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] used to | 10 |
|
| 2 | [subord] used to | 10 |
|
| 3 | [subord] [vb mod] to | 10 |
|
| 4 | [subord] [modal v] to | 10 |
|
| 5 | than [modal v] to | 6 |
|
