| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [num ord] [noun sg] | 1661 |
|
| 2 | appear at [noun sg] | 57 |
|
| 3 | appear at [num ord] | 51 |
|
| 4 | appear [num ord] [noun sg] | 25 |
|
