| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [prep] | 23915 |
|
| 2 | [vb base] it be | 11071 |
|
| 3 | [vb base] it [prep] | 9023 |
|
| 4 | [vb base] be [prep] | 2999 |
|
