| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been a [adj] | 1613 |
|
| 2 | has been [prep] [adj] | 351 |
|
| 3 | been [prep] a [adj] | 341 |
|
| 4 | has been [prep] a | 130 |
|
| 5 | has [prep] a [adj] | 47 |
|
