| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] should be [vb pp] [prep] | 949 |
|
| 2 | should be [vb pp] [prep] be | 80 |
|
| 3 | [pers pn] should be [vb pp] be | 11 |
|
| 4 | [pers pn] be [vb pp] [prep] be | 6 |
|
