| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [vb pp] [to-vb] | 9344 |
|
| 2 | [am/are] [vb pp] at | 1593 |
|
| 3 | [vb pp] [to-vb] at | 1030 |
|
| 4 | [am/are] [to-vb] at | 58 |
|
