| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [be] | 974 |
|
| 2 | it be be | 948 |
|
| 3 | [pron] be was | 152 |
|
| 4 | it be [was/were] | 63 |
|
| 5 | it [be] was | 55 |
|
