| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [prep] | 23929 |
|
| 2 | be [prep] [pron] | 19198 |
|
| 3 | it be [pron] | 14364 |
|
| 4 | it [prep] [pron] | 10140 |
|
