| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [pron] [adv] | 742 |
|
| 2 | [is] [Wh adv] [pron] [adv] | 191 |
|
| 3 | [be] why [pron] [adv] | 106 |
|
| 4 | [is] why [pron] [adv] | 93 |
|
