| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] that [pers pn] [vb base] | 312 |
|
| 2 | be essential that [pers pn] [vb base] | 58 |
|
| 3 | be [adv] essential that [pers pn] | 23 |
|
| 4 | [adv] essential that [pers pn] [vb base] | 10 |
|
