| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [pos pn] [noun sg] | 5220 |
|
| 2 | why [pos pn] [noun sg] | 268 |
|
| 3 | is why [noun sg] | 105 |
|
| 4 | is why [pos pn] | 38 |
|
