| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it clear | 1450 |
|
| 2 | to keep it [adj] | 209 |
|
| 3 | [to-vb] it clear | 163 |
|
| 4 | keep it clear | 10 |
|
| 5 | to keep [pron] clear | 8 |
|
