| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what is | 858 |
|
| 2 | why [pron] is | 532 |
|
| 3 | why what be | 36 |
|
| 4 | why what [be] | 36 |
|
| 5 | why what [is] | 30 |
|
| 6 | [Wh adv] what is | 24 |
|
| 7 | why what is | 5 |
|
| 8 | why what is | 5 |
|
| 9 | why [Wh det] is | 5 |
|
