| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] [modal v] be | 1755 |
|
| 2 | [Wh det] [pron] [vb mod] be | 1755 |
|
| 3 | [pron] [pron] should be | 313 |
|
| 4 | [Wh det] [pron] should be | 210 |
|
| 5 | [Wh det] [pron] should [be] | 210 |
|
