| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] have been a [noun] | 82 |
|
| 2 | [prep] [det] have a [noun] | 20 |
|
| 3 | [prep] [det] have been a | 13 |
|
| 4 | [prep] [det] have been [noun] | 12 |
|
| 5 | [prep] have been a [noun] | 9 |
|
