| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be estimated that | 351 |
|
| 2 | it be estimate that | 351 |
|
| 3 | it is estimate that | 208 |
|
| 4 | it was estimate that | 126 |
|
| 5 | it 's estimate that | 17 |
|
