| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should not be [vb pp] [prep] be | 13 |
|
| 2 | should not be [vb pp] [prep] [be] | 10 |
|
| 3 | should not be [vb pp] to [be] | 10 |
|
| 4 | should not be [vb pp] [prep] be | 10 |
|
