| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [verb] [art] | 4997 |
|
| 2 | [modal v] be [verb] [art] | 4997 |
|
| 3 | should [be] [verb] [art] | 510 |
|
| 4 | should be [verb] [art] | 510 |
|
