| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [modal v] be [prep] crucial | 5 |
|
| 2 | [modal v] be [prep] crucial [noun] | 10 |
|
| 3 | [modal v] be [prep] crucial [noun sg] | 10 |
|
| 4 | [modal v] be [prep] crucial importance | 9 |
|
| 5 | [modal v] be [prep] crucial importance | 9 |
|
