| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [v-ing] at [art] | 251 |
|
| 2 | [v-ing] at [art] time | 226 |
|
| 3 | of [v-ing] [art] time | 25 |
|
| 4 | of at [art] time | 10 |
|
