| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been an [adj] [adj] [noun sg] | 35 |
|
| 2 | been an [adj] [adj] [noun] | 34 |
|
| 3 | been an important [adj] [noun] | 10 |
|
| 4 | been an [adj] [adj] [noun pl] | 8 |
|
