| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at night [conj] | 72 |
|
| 2 | [verb] [to-vb] at night | 28 |
|
| 3 | [verb] [to-vb] at [conj] | 23 |
|
| 4 | [to-vb] at night [conj] | 11 |
|
