| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] why a [noun sg] [prep] | 17 |
|
| 2 | reason why a [noun sg] [prep] | 16 |
|
| 3 | [noun sg] why a [noun sg] of | 8 |
|
| 4 | [noun sg] why a [noun sg] of | 8 |
|
