| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [prep] [det] [noun] | 308 |
|
| 2 | to be [prep] [adj] importance | 77 |
|
| 3 | to [be] [prep] [det] importance | 13 |
|
| 4 | [prep] be [prep] [det] importance | 13 |
|
