| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [prep] a | 5751 |
|
| 2 | been [vb pp] [prep] a single | 36 |
|
| 3 | have [vb pp] [prep] a single | 15 |
|
| 4 | have been [vb pp] [prep] single | 6 |
|
