| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] been [vb pp] clear | 9 |
|
| 2 | it [verb] be [vb pp] clear | 9 |
|
| 3 | it [verb] be made clear | 9 |
|
| 4 | it have be [vb pp] clear | 9 |
|
| 5 | it has be [vb pp] clear | 5 |
|
| 6 | it [vb -s] be [vb pp] clear | 5 |
|
