| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that it is [adv] essential that | 6 |
|
| 2 | that [pron] is [adv] essential that | 6 |
|
| 3 | that [pron] is [adv] essential that | 6 |
|
| 4 | that [pers pn] is [adv] essential that | 6 |
|
| 5 | that [pron] is [adv] essential that | 6 |
|
| 6 | that [pron] is [adv] essential that | 6 |
|
| 7 | that it is [adv] essential that | 6 |
|
