| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [prep] [adj] | 1711 |
|
| 2 | it is clear [prep] | 235 |
|
| 3 | is clear [prep] [adj] | 85 |
|
| 4 | it clear [prep] [adj] | 24 |
|
| 5 | it is clear [adj] | 12 |
|
