| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] or [subord] [pers pn] should be | 6 |
|
| 2 | or [subord] [pers pn] should be [vb pp] | 13 |
|
| 3 | or [subord] [pers pn] should be [verb] | 13 |
|
