| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] clear that [prep] a [noun sg] | 6 |
|
| 2 | is clear [that] [prep] a [noun sg] | 6 |
|
| 3 | be clear [that] [prep] a [noun sg] | 6 |
|
| 4 | [is] clear [that] [prep] a [noun sg] | 6 |
|
