| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be be | 948 |
|
| 2 | it be being | 702 |
|
| 3 | it is be | 451 |
|
| 4 | it 's be | 241 |
|
| 5 | it was be | 237 |
|
| 6 | it be is | 149 |
|
| 7 | it be was | 55 |
|
| 8 | it be be | 20 |
|
| 9 | it were be | 16 |
|
| 10 | it be were | 8 |
|
| 11 | it be are | 8 |
|
