| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [pron] [be] [not/n't] | 6310 |
|
| 2 | [indef pn] [pron] [be] [not/n't] | 332 |
|
| 3 | [indef pn] but [pron] [be] | 78 |
|
