| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [is] estimated that this | 5 |
|
| 2 | it [is] estimated that this | 5 |
|
| 3 | [pron] [is] estimated that this | 5 |
|
| 4 | it [is] estimated that this | 5 |
|
