| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] it is estimated [conj] | 5 |
|
| 2 | [prep] [noun] [pers pn] is estimated [that] | 5 |
|
| 3 | [prep] [noun] [pers pn] is estimated that | 5 |
|
| 4 | [prep] [noun] [pers pn] is estimated that | 5 |
|
