| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [verb] to [be] [adj] | 24 |
|
| 2 | should [be] [verb] to be [adj] | 24 |
|
| 3 | should [be] [vb pp] to [be] [adj] | 24 |
|
| 4 | should [be] hold to [be] [adj] | 5 |
|
| 5 | should [be] held to [be] [adj] | 5 |
|
