| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] a [noun sg] | 9023 |
|
| 2 | is why [art] [noun sg] | 165 |
|
| 3 | [be] why a [noun sg] | 24 |
|
| 4 | be why a [noun sg] | 24 |
|
| 5 | [is] why a [noun sg] | 23 |
|
| 6 | is why a [noun] | 15 |
|
