| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] it [is] not | 1180 |
|
| 2 | why it [is] [adv] | 167 |
|
| 3 | [Wh adv] it [is] not | 86 |
|
| 4 | why [pron] [is] not | 48 |
|
| 5 | why [pers pn] [is] not | 44 |
|
| 6 | why it [be] not | 35 |
|
| 7 | why it [is] [not/n't] | 27 |
|
| 8 | why it [is] not | 27 |
|
| 9 | why it [is] not | 23 |
|
| 10 | why it [is] not | 23 |
|
