| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been an [noun] [prep] | 370 |
|
| 2 | have an [noun] [prep] [noun pl] | 89 |
|
| 3 | have been [noun] [prep] [noun pl] | 67 |
|
| 4 | been an [noun] [prep] [noun pl] | 19 |
|
