| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [pron] [verb] not | 9575 |
|
| 2 | [pron] [verb] not been | 4396 |
|
| 3 | but [pron] [verb] been | 1301 |
|
| 4 | but [verb] not been | 61 |
|
