| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but not [prep] | 1876 |
|
| 2 | but not [prep] | 1876 |
|
| 3 | but [adv] at | 434 |
|
| 4 | [conj] not at | 335 |
|
| 5 | but not at | 105 |
|
