| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] at night | 46 |
|
| 2 | [verb] [to-vb] at night | 28 |
|
| 3 | [verb] sleep at night | 11 |
|
| 4 | [verb] to sleep [prep] night | 10 |
|
| 5 | [verb] to sleep [prep] night | 10 |
|
| 6 | [verb] to sleep at night | 10 |
|
| 7 | [verb] to sleep at [noun] | 10 |
|
