| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [Wh pn] [be] [verb] [pron] | 6 |
|
| 2 | but [Wh pn] [be] [pron] [verb] | 8 |
|
| 3 | but [Wh pn] [be] [pron] [conj] | 7 |
|
| 4 | but [Wh pn] [be] [pron] [to-vb] | 5 |
|
