| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | appear at first [noun sg] | 36 |
|
| 2 | [modal v] at first [noun sg] | 26 |
|
| 3 | [modal v] appear at first | 12 |
|
| 4 | [modal v] appear at [noun sg] | 5 |
|
