| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] vital [conj] [det] | 21 |
|
| 2 | it [is] vital [conj] [noun pl] | 20 |
|
| 3 | it [is] [conj] [det] [noun pl] | 13 |
|
| 4 | [is] vital [conj] [det] [noun pl] | 11 |
|
