| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and it [vb -s] be estimated [that] | 7 |
|
| 2 | and it [vb -s] been estimate [that] | 7 |
|
| 3 | and it [vb -s] be estimate that | 7 |
|
| 4 | and it [vb -s] be estimate [that] | 7 |
|
| 5 | and it has be estimate [that] | 6 |
|
