| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been an [adj] [noun] | 818 |
|
| 2 | 's been [adj] [noun] | 171 |
|
| 3 | 's been an [noun] | 35 |
|
| 4 | 's been an [adj] | 30 |
|
