| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb -s] a vital role [prep] | 13 |
|
| 2 | it [vb -s] a vital role [prep] | 10 |
|
| 3 | [noun sg] [vb -s] a vital role [prep] | 10 |
|
| 4 | [pron] [vb -s] a vital role [prep] | 10 |
|
| 5 | it [vb -s] a vital role [prep] | 10 |
|
| 6 | [pers pn] [vb -s] a vital role [prep] | 10 |
|
| 7 | [vb -s] a vital role [prep] [verb] | 11 |
|
| 8 | [vb -s] a vital role [prep] [v-ing] | 11 |
|
| 9 | [vb -s] a vital role [prep] protect | 7 |
|
| 10 | [vb -s] a vital role [prep] protecting | 7 |
|
| 11 | [vb -s] a vital role [prep] the | 7 |
|
| 12 | [vb -s] a vital role [prep] [art] | 7 |
|
| 13 | [vb -s] a vital role [prep] the | 7 |
|
| 14 | [vb -s] a vital role [prep] [art] | 7 |
|
