| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was estimated [that] [num] [noun] | 9 |
|
| 2 | [pers pn] was estimated [that] [num] [noun] | 9 |
|
| 3 | it was estimated [that] [num] [noun] | 9 |
|
| 4 | [pron] was estimated that [num] [noun] | 9 |
|
