| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it 's [vb pp] | 204 |
|
| 2 | why it [be] [vb pp] | 82 |
|
| 3 | why it be [vb pp] | 82 |
|
| 4 | why it [is] [vb pp] | 40 |
|
| 5 | why it 's [verb] | 34 |
|
| 6 | why [pron] 's [vb pp] | 33 |
|
| 7 | why [pers pn] 's [vb pp] | 32 |
|
| 8 | why it 's [vb pp] | 18 |
|
