| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is estimated [that] there be | 9 |
|
| 2 | it is estimated [that] there [am/are] | 9 |
|
| 3 | it is estimated [that] there are | 9 |
|
| 4 | it is estimated [that] there [be] | 9 |
|
