| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] [pron] [adv] [verb] | 446 |
|
| 2 | why [verb] [pron] [adv] [verb] | 333 |
|
| 3 | [Wh adv] [vb past] [pron] [adv] [verb] | 209 |
|
| 4 | why [vb past] [pron] [adv] [verb] | 150 |
|
