| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [adj] [to-vb] a [adj] | 114 |
|
| 2 | had been [adj] [to-vb] a | 62 |
|
| 3 | had been [adj] [to-vb] [adj] | 33 |
|
| 4 | had been [to-vb] a [adj] | 8 |
|
