| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was estimated that [adj] | 30 |
|
| 2 | it [was/were] estimated that [num] | 17 |
|
| 3 | it [was/were] estimated that [det] | 9 |
|
| 4 | it [was/were] estimated that some | 6 |
|
| 5 | it [was/were] estimated that some | 6 |
|
