| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was [verb] that some | 49 |
|
| 2 | it was [vb pp] [that] some | 49 |
|
| 3 | it was estimated [that] some | 6 |
|
| 4 | it was estimate [that] some | 6 |
|
| 5 | it was find [that] some | 5 |
|
| 6 | it was found [that] some | 5 |
|
