| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb base] [adv] | 7238 |
|
| 2 | why they [vb base] | 403 |
|
| 3 | why [vb base] [adv] | 52 |
|
| 4 | why they [adv] | 30 |
|
