| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] been | 18638 |
|
| 2 | [Wh det] [verb] been | 7618 |
|
| 3 | [Wh det] [vb base] be | 1615 |
|
| 4 | [Wh det] [vb base] [be] | 1615 |
|
| 5 | [Wh det] [vb base] [been] | 1455 |
|
