| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] and | 26146 |
|
| 2 | [be] [vb pp] should | 180 |
|
| 3 | [vb pp] and should | 73 |
|
| 4 | [be] and should | 17 |
|
