| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] it have | 15 |
|
| 2 | [Wh adv] [vb past] it have | 15 |
|
| 3 | [Wh adv] [vb past] it have | 14 |
|
| 4 | [Wh adv] did it have | 14 |
|
