| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been clear [prep] | 11 |
|
| 2 | [pers pn] have been clear for | 8 |
|
| 3 | [pers pn] has been clear [prep] | 6 |
|
| 4 | [pers pn] had been clear [prep] | 5 |
|
