| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] be [vb pp] | 11463 |
|
| 2 | it [vb mod] be [adj] | 10086 |
|
| 3 | [vb mod] be [vb pp] [adj] | 2345 |
|
| 4 | it be [vb pp] [adj] | 13 |
|
