| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they first appear [prep] [art] | 9 |
|
| 2 | they first appear [prep] the | 9 |
|
| 3 | they first appeared [prep] [art] | 7 |
|
| 4 | they first appear in [art] | 5 |
|
| 5 | they first appear in [art] | 5 |
|
