| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [verb] that | 4088 |
|
| 2 | it [is] [vb pp] that | 3957 |
|
| 3 | it [be] estimated that | 351 |
|
| 4 | it [is] estimate that | 225 |
|
| 5 | it [is] estimated [conj] | 225 |
|
| 6 | [pron] [is] estimated that | 225 |
|
