| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been clear for | 10 |
|
| 2 | [verb] [been] clear for | 10 |
|
| 3 | have [been] clear for | 10 |
|
| 4 | [vb -s] [been] clear for | 6 |
|
| 5 | has [been] clear for | 5 |
|
