| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [prep] [adj] [noun] | 1142 |
|
| 2 | [verb] [been] [prep] [adj] importance | 28 |
|
| 3 | have [be] [prep] [adj] importance | 28 |
|
| 4 | have [been] [prep] [adj] importance | 28 |
|
