| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | reason why [pron] [verb] [art] | 25 |
|
| 2 | [noun] why i [verb] [art] | 16 |
|
| 3 | reason why i [verb] [art] | 15 |
|
| 4 | [noun sg] why i [verb] [art] | 13 |
|
| 5 | reason [adv] i [verb] [art] | 12 |
|
