| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] [to-vb] the [noun] | 1510 |
|
| 2 | it is [adj] [to-vb] the [noun] | 1395 |
|
| 3 | it be essential [to-vb] the [noun] | 49 |
|
| 4 | it [be] essential [to-vb] the [noun] | 49 |
|
| 5 | it is essential [to-vb] [art] [noun] | 47 |
|
| 6 | it is essential [to-vb] [art] [noun] | 47 |
|
| 7 | it [is] essential [to-vb] the [noun] | 39 |
|
| 8 | it is essential [verb] the [noun] | 37 |
|
| 9 | it is essential [to-vb] the [noun] | 37 |
|
| 10 | [pron] is essential [to-vb] the [noun] | 37 |
|
| 11 | it is essential [to-vb] the [noun] | 37 |
|
| 12 | it is essential [to-vb] the [noun] | 37 |
|
| 13 | [pers pn] is essential [to-vb] the [noun] | 37 |
|
