| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adj] that | 1591 |
|
| 2 | [conj] it be vital that | 42 |
|
| 3 | [conj] it [be] vital that | 42 |
|
| 4 | [conj] it [is] vital that | 37 |
|
| 5 | [conj] it is vital [conj] | 36 |
|
| 6 | [conj] [pron] is vital that | 35 |
|
| 7 | [conj] it is vital that | 35 |
|
| 8 | [conj] it is vital [that] | 35 |
|
