| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [vb pp] [adj] | 1310 |
|
| 2 | it [be] [vb pp] [adj] | 572 |
|
| 3 | [pron] [be] [vb pp] appropriate | 20 |
|
| 4 | it [be] [vb pp] appropriate | 12 |
|
| 5 | it [be] [verb] appropriate | 12 |
|
