| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [to-vb] an | 2721 |
|
| 2 | [noun sg] [to-vb] at | 1752 |
|
| 3 | [noun sg] at an | 898 |
|
| 4 | [to-vb] at an | 130 |
|
