| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be estimated [that] [adj] [noun sg] | 9 |
|
| 2 | [pers pn] be estimated that [adj] [noun sg] | 9 |
|
| 3 | [pers pn] is estimated [that] [adj] [noun sg] | 6 |
|
