| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | reason why [noun] [noun] | 70 |
|
| 2 | [noun] why [noun] [noun sg] | 26 |
|
| 3 | reason why [noun] [noun sg] | 23 |
|
| 4 | reason [adv] [noun] [noun sg] | 15 |
|
| 5 | [noun sg] why [noun] [noun sg] | 15 |
|
| 6 | reason why [noun] [noun sg] | 14 |
|
| 7 | reason [Wh adv] [noun] [noun sg] | 14 |
|
