| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be estimated to [be] | 128 |
|
| 2 | be estimated to be | 128 |
|
| 3 | is estimated to [be] | 43 |
|
| 4 | was estimated to [be] | 36 |
|
| 5 | were estimated to [be] | 23 |
|
| 6 | are estimated to [be] | 17 |
|
| 7 | been estimated to [be] | 6 |
|
