| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [be] [vb pp] [adj] | 621 |
|
| 2 | should [be] [vb pp] [adj] | 426 |
|
| 3 | [modal v] [be] [vb pp] clear | 76 |
|
| 4 | should [be] [verb] clear | 39 |
|
| 5 | should [be] [vb pp] clear | 38 |
|
| 6 | should [be] [vb pp] clear | 38 |
|
