| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but do [not/n't] [pron] | 144 |
|
| 2 | but do [not/n't] [pers pn] | 133 |
|
| 3 | [conj] do [not/n't] they | 24 |
|
| 4 | but [verb] [not/n't] they | 10 |
|
| 5 | but do [adv] they | 7 |
|
| 6 | but do [not/n't] they | 7 |
|
