| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [vb pp] a | 9984 |
|
| 2 | it [vb past] [vb pp] | 4608 |
|
| 3 | it [vb past] a | 3546 |
|
| 4 | it [vb pp] a | 50 |
|
