| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] a [noun] [noun] | 6203 |
|
| 2 | been a [noun] [noun] | 660 |
|
| 3 | [to-vb] been a [noun] | 185 |
|
| 4 | [to-vb] been [noun] [noun] | 23 |
|
