| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | seems have been the [num ord] | 8 |
|
| 2 | seem to have been the [num ord] | 8 |
|
| 3 | seem have been the [num ord] | 8 |
|
| 4 | seem have been the first | 6 |
|
