| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [prep] a | 4891 |
|
| 2 | [noun prp] have been [vb pp] [prep] | 2621 |
|
| 3 | [noun prp] have [vb pp] [prep] a | 634 |
|
| 4 | [noun prp] have been [vb pp] a | 124 |
|
| 5 | [noun prp] have been [prep] a | 47 |
|
