| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb -s] been [vb pp] | 1954 |
|
| 2 | [vb -s] been [vb pp] through | 88 |
|
| 3 | [Wh det] [vb -s] [vb pp] through | 10 |
|
