| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] should be [vb pp] | 13951 |
|
| 2 | should be [vb pp] [prep] | 9543 |
|
| 3 | [noun] be [vb pp] [prep] | 1762 |
|
| 4 | [noun] should be [prep] | 726 |
|
