| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] it is essential | 12 |
|
| 2 | [noun sg] [coord] it is essential | 7 |
|
| 3 | [coord] it is [adv] essential | 20 |
|
| 4 | [coord] it is [adv] essential | 15 |
|
| 5 | [coord] it is therefore essential | 5 |
|
| 6 | [coord] it is not essential | 5 |
|
| 7 | [coord] it is not essential | 5 |
|
| 8 | [coord] it is therefore essential | 5 |
|
| 9 | [coord] it is [not/n't] essential | 5 |
|
| 10 | [coord] it is essential [conj] | 35 |
|
| 11 | [coord] it is essential [that] | 34 |
|
| 12 | [coord] it is essential that | 34 |
|
| 13 | [coord] it is essential that | 34 |
|
| 14 | [coord] it is essential [verb] | 10 |
|
| 15 | [coord] it is essential [to-vb] | 10 |
|
| 16 | [coord] it is essential [prep] | 6 |
|
| 17 | [coord] it is essential [prep] | 6 |
|
| 18 | [coord] it is essential for | 5 |
|
| 19 | [coord] it is essential for | 5 |
|
