| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] estimate [conj] | 351 |
|
| 2 | [noun] it [be] [conj] | 224 |
|
| 3 | [noun] it [be] estimate | 34 |
|
| 4 | [noun] [be] estimate [conj] | 18 |
|
