| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb base] been [vb pp] | 1088 |
|
| 2 | [vb base] been [vb pp] for | 924 |
|
| 3 | [Wh det] [vb base] [vb pp] for | 15 |
|
