| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been [vb pp] [adv] | 669 |
|
| 2 | have been [vb pp] [adv] from | 262 |
|
| 3 | it have been [vb pp] from | 79 |
|
| 4 | it have [vb pp] [adv] from | 22 |
|
