| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at [art] annual | 41 |
|
| 2 | [vb pp] at the annual | 35 |
|
| 3 | [vb pp] at the annual | 35 |
|
| 4 | [vb pp] at an annual | 6 |
|
| 5 | [vb pp] at a annual | 6 |
|
| 6 | presented at [art] annual | 5 |
|
