| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [prep] | 23915 |
|
| 2 | it be [prep] | 23915 |
|
| 3 | [pron] be at | 6162 |
|
| 4 | [pers pn] be at | 4670 |
|
| 5 | it be at | 1324 |
|
| 6 | it be at | 1324 |
|
| 7 | it [be] at | 1324 |
|
