| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at [art] time | 4255 |
|
| 2 | [v-ing] [noun] at [art] | 900 |
|
| 3 | [v-ing] at [art] time | 226 |
|
| 4 | [v-ing] [noun] [art] time | 13 |
|
