| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [vb mod] have been [prep] [adj] | 15 |
|
| 2 | [noun pl] [vb mod] have been [prep] [det] | 9 |
|
| 3 | [noun pl] [vb mod] have been in [adj] | 6 |
|
| 4 | [noun pl] may have been [prep] [adj] | 5 |
|
