| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [vb pp] [to-vb] | 8477 |
|
| 2 | are [vb pp] at | 1510 |
|
| 3 | [vb pp] [to-vb] at | 1030 |
|
| 4 | are [to-vb] at | 53 |
|
