| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [is] estimated that [prep] | 20 |
|
| 2 | it [is] estimated that [prep] | 20 |
|
| 3 | [pers pn] is estimated that [prep] | 18 |
|
| 4 | [pers pn] [is] estimated that in | 6 |
|
