| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can [be] [verb] | 39877 |
|
| 2 | [vb mod] [be] achieve | 1141 |
|
| 3 | [modal v] [be] achieve | 1141 |
|
| 4 | can [be] achieve | 544 |
|
