| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [verb] [pron] | 7870 |
|
| 2 | how do [pron] | 5652 |
|
| 3 | how [vb base] [pron] | 3381 |
|
| 4 | [adv] d' [pron] | 272 |
|
| 5 | [Wh adv] d' [pron] | 248 |
|
| 6 | how d' [pron] | 121 |
|
