| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it was estimate that [adj] | 30 |
|
| 2 | was estimate that [adj] [noun] | 15 |
|
| 3 | it was estimate that [noun] | 12 |
|
| 4 | it was that [adj] [noun] | 9 |
|
