| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [adj] | 26707 |
|
| 2 | how [adj] | 12483 |
|
| 3 | [adv] old | 2821 |
|
| 4 | [Wh adv] old | 701 |
|
| 5 | how old | 662 |
|
| 6 | how old | 654 |
|
