| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [adv] [verb] how old | 10 |
|
| 2 | [vb base] [not/n't] [verb] how old | 10 |
|
| 3 | [vb base] not [verb] how old | 8 |
|
| 4 | [vb base] n't [verb] how old | 6 |
|
