| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adj] [prep] [pron] | 2278 |
|
| 2 | be [adj] [prep] [pron] [to-vb] | 1349 |
|
| 3 | it [adj] [prep] [pron] [to-vb] | 300 |
|
| 4 | it be [prep] [pron] [to-vb] | 98 |
|
