| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [be] essential that [noun sg] | 18 |
|
| 2 | [pers pn] [be] essential that this | 14 |
|
| 3 | [be] essential that this [noun sg] | 9 |
|
| 4 | [pers pn] [be] that this [noun sg] | 6 |
|
