| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] [pron] [verb] | 1304 |
|
| 2 | why [vb past] [pers pn] [verb] | 1292 |
|
| 3 | [adv] [vb past] he [verb] | 1141 |
|
| 4 | why [verb] he [verb] | 329 |
|
| 5 | why [vb past] he [verb] | 232 |
|
