| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] is a vital part | 6 |
|
| 2 | [adj] [noun] is a vital part | 5 |
|
| 3 | [noun] is a vital part [prep] | 22 |
|
| 4 | [noun] is a vital part of | 22 |
|
| 5 | [noun] is a vital part [prep] | 22 |
|
| 6 | [noun] is a vital part of | 22 |
|
