| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [vb past] it [adj] | 128 |
|
| 2 | [Wh det] [vb past] it [adj] | 79 |
|
| 3 | [pron] [vb past] it impossible | 60 |
|
| 4 | [Wh det] [verb] it impossible | 20 |
|
| 5 | [Wh det] [vb past] [pron] impossible | 9 |
|
| 6 | [Wh det] [vb past] [pers pn] impossible | 9 |
|
| 7 | [Wh det] [vb past] it impossible | 9 |
|
| 8 | [Wh det] [vb past] it impossible | 9 |
|
