| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adj] which | 157 |
|
| 2 | it [be] clear [pron] | 110 |
|
| 3 | it [be] clear [Wh det] | 20 |
|
| 4 | it [be] clear which | 5 |
|
| 5 | [pron] [be] clear which | 5 |
|
