| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but they [modal v] not [verb] | 144 |
|
| 2 | they [modal v] not [verb] [conj] | 120 |
|
| 3 | but they [modal v] [verb] [conj] | 27 |
|
| 4 | but [modal v] not [verb] [conj] | 26 |
|
