| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adj] [verb] [Wh det] [noun] | 38 |
|
| 2 | [was/were] [adj] [verb] [Wh det] [noun] | 38 |
|
| 3 | [was/were] impossible [verb] [pron] [noun] | 26 |
|
| 4 | [be] impossible [verb] [Wh det] [noun] | 16 |
|
| 5 | [was/were] impossible [verb] [Wh det] [noun] | 7 |
|
