| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb past] [pers pn] do [adj] | 49 |
|
| 2 | why [vb past] [pers pn] [verb] this | 32 |
|
| 3 | why [vb past] [pers pn] [vb infin] this | 26 |
|
| 4 | why [verb] [pers pn] do this | 18 |
|
| 5 | [Wh adv] [vb past] [pers pn] do this | 12 |
|
| 6 | [adv] [vb past] [pers pn] do this | 12 |
|
| 7 | why [vb past] [pers pn] do this | 9 |
|
| 8 | why [vb past] [pron] do this | 8 |
|
| 9 | why [vb past] [pers pn] do this | 8 |
|
