| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | question [prep] how [adv] [pers pn] | 10 |
|
| 2 | question of how [adv] [pers pn] | 8 |
|
| 3 | question [prep] how far [pers pn] | 5 |
|
| 4 | question [prep] how far [pers pn] | 5 |
|
