| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [vb pp] [to-vb] | 11795 |
|
| 2 | was [vb pp] at | 4570 |
|
| 3 | [vb pp] [to-vb] at | 1030 |
|
| 4 | was [to-vb] at | 85 |
|
