| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] [adv] be | 2750 |
|
| 2 | but [modal v] [adv] be | 404 |
|
| 3 | but [Wh det] [modal v] [adv] | 73 |
|
| 4 | but [Wh det] [modal v] be | 60 |
|
