| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] should [vb infin] be | 834 |
|
| 2 | [Wh det] [pers pn] should [vb infin] | 567 |
|
| 3 | [Wh det] [pers pn] should be | 201 |
|
| 4 | [Wh det] should [vb infin] be | 139 |
|
