| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it is [adj] that | 909 |
|
| 2 | [conj] it is essential that | 58 |
|
| 3 | [coord] it be essential that | 43 |
|
| 4 | [coord] it [be] essential that | 43 |
|
| 5 | [coord] it is essential [conj] | 35 |
|
| 6 | [coord] it [is] essential that | 35 |
|
| 7 | [coord] it is essential that | 34 |
|
| 8 | [coord] [pers pn] is essential that | 34 |
|
| 9 | [coord] [pron] is essential that | 34 |
|
