| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [noun] | 283698 |
|
| 2 | been a [adj] [noun] | 5507 |
|
| 3 | been [prep] [adj] [noun] | 1402 |
|
| 4 | been [prep] a [noun] | 765 |
|
| 5 | been [prep] a [adj] | 389 |
|
