| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb past] [been] [verb] [prep] [noun] | 417 |
|
| 2 | [Wh det] [vb past] [been] [vb pp] [prep] [noun] | 405 |
|
| 3 | [Wh det] [verb] [been] used [prep] [noun] | 21 |
|
| 4 | [pron] [vb past] [been] used [prep] [noun] | 12 |
|
| 5 | [Wh det] [vb past] [been] use [prep] [noun] | 6 |
|
| 6 | [Wh det] [vb past] [be] used [prep] [noun] | 6 |
|
