| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] do [pron] know | 1146 |
|
| 2 | but [adv] do [pron] | 433 |
|
| 3 | but [adv] [pron] know | 104 |
|
| 4 | but do [pron] know | 76 |
|
