| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [vb pp] [adj] | 489 |
|
| 2 | [vb past] [vb pp] about [adj] | 88 |
|
| 3 | it [vb past] about [adj] | 33 |
|
| 4 | it [vb past] [vb pp] about | 16 |
|
