| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] estimated that [adj] | 58 |
|
| 2 | [is] estimated that [adj] [noun] | 21 |
|
| 3 | it [is] that [adj] [noun] | 18 |
|
| 4 | it [is] estimated that [noun] | 16 |
|
