| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb mod] to | 399 |
|
| 2 | we [vb mod] to | 399 |
|
| 3 | we used to | 212 |
|
| 4 | we ought to | 171 |
|
| 5 | we can to | 8 |
|
| 6 | we could to | 5 |
|
