| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] had [been] [prep] [adj] | 10 |
|
| 2 | [Wh det] [vb past] been [prep] [adj] | 10 |
|
| 3 | [Wh det] [vb past] [been] [prep] [adj] | 6 |
|
| 4 | which [vb past] [been] [prep] [adj] | 6 |
|
