| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be of [adj] | 1444 |
|
| 2 | be of [adj] | 913 |
|
| 3 | [be] of vital | 69 |
|
| 4 | be of vital | 69 |
|
| 5 | be of vital | 15 |
|
| 6 | [be] of vital | 15 |
|
| 7 | be [prep] vital | 15 |
|
