| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] how do [pron] [vb infin] this | 7 |
|
| 2 | [coord] how [vb base] [pers pn] [vb infin] this | 7 |
|
| 3 | and how [vb base] [pron] [vb infin] this | 5 |
|
