| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] be [prep] [adj] importance | 5 |
|
| 2 | [vb past] [prep] be [prep] [adj] importance | 5 |
|
| 3 | [vb past] to be [prep] [adj] importance | 5 |
|
| 4 | [vb past] to be [prep] [adj] importance | 5 |
|
