| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [det] an [adj] [noun sg] | 5 |
|
| 2 | [vb -s] been such an [adj] [noun] | 5 |
|
| 3 | [vb -s] been [det] an [adj] [noun] | 5 |
|
| 4 | has been [det] an [adj] [noun] | 5 |
|
