| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] be essential [that] these [noun pl] | 5 |
|
| 2 | [pers pn] be essential [that] these [noun] | 5 |
|
| 3 | [pers pn] be essential that these [noun] | 5 |
|
| 4 | it be essential [that] these [noun] | 5 |
|
| 5 | [pers pn] is essential [that] these [noun] | 5 |
|
