| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it have been [vb pp] | 986 |
|
| 2 | it have been [vb pp] for | 172 |
|
| 3 | [subord] it have been for | 38 |
|
| 4 | [subord] it have [vb pp] for | 29 |
|
| 5 | [subord] have been [vb pp] for | 21 |
|
