| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] should be [verb] | 395 |
|
| 2 | [vb infin] [vb mod] be [verb] | 122 |
|
| 3 | [vb infin] [modal v] be [verb] | 122 |
|
| 4 | [vb infin] should [be] [verb] | 19 |
|
| 5 | [vb infin] should be [verb] | 19 |
|
