| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb mod] to [be] able | 18 |
|
| 2 | we [vb mod] to be able | 18 |
|
| 3 | we [vb mod] to be able | 18 |
|
| 4 | we [vb mod] to [be] able | 18 |
|
| 5 | we [vb mod] to [be] able | 18 |
|
| 6 | we ought to [be] able | 13 |
|
| 7 | we used to [be] able | 5 |
|
