| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] to have been [vb pp] [prep] [adj] | 81 |
|
| 2 | [vb pp] to have been [verb] [prep] [adj] | 43 |
|
| 3 | [vb pp] to have been [verb] by [adj] | 22 |
|
| 4 | [vb pp] to have been [verb] in [adj] | 20 |
|
| 5 | [vb pp] to have been [verb] [prep] [num] | 20 |
|
| 6 | said to have been [verb] [prep] [adj] | 19 |
|
| 7 | [vb pp] to have been [verb] [prep] [det] | 19 |
|
| 8 | thought to have been [verb] [prep] [adj] | 16 |
|
| 9 | reported to have been [verb] [prep] [adj] | 14 |
|
| 10 | believed to have been [verb] [prep] [adj] | 9 |
|
| 11 | [vb pp] to have been [verb] to [adj] | 9 |
|
| 12 | known to have been [verb] [prep] [adj] | 7 |
|
| 13 | [vb pp] to have been [verb] on [adj] | 7 |
|
| 14 | [vb pp] to have been kill [prep] [adj] | 5 |
|
| 15 | [vb pp] to have been killed [prep] [adj] | 5 |
|
| 16 | [vb pp] to have been held [prep] [adj] | 5 |
|
| 17 | [vb pp] to have been [verb] with [adj] | 5 |
|
| 18 | [vb pp] to have been [verb] from [adj] | 5 |
|
| 19 | estimated to have been [verb] [prep] [adj] | 5 |
|
| 20 | [vb pp] to have been hold [prep] [adj] | 5 |
|
