| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be [verb] | 39877 |
|
| 2 | can be [vb pp] | 39674 |
|
| 3 | [modal v] be seen | 4323 |
|
| 4 | [vb mod] be seen | 4323 |
|
| 5 | can be see | 2256 |
|
| 6 | can [be] seen | 2254 |
|
| 7 | can be seen | 2254 |
|
