| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] reason why | 946 |
|
| 2 | [adj] reason why | 439 |
|
| 3 | special [noun] why | 11 |
|
| 4 | special reason why | 10 |
|
| 5 | special [noun sg] why | 6 |
|
| 6 | special reason [adv] | 5 |
|
| 7 | special reason why | 5 |
|
