| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] on at [art] time | 9 |
|
| 2 | [be] [v-ing] on at [art] time | 9 |
|
| 3 | [be] [v-ing] on at [art] time | 9 |
|
| 4 | [be] [v-ing] on at [art] time | 9 |
|
| 5 | [be] going on at [art] time | 8 |
|
| 6 | [be] [v-ing] on at the time | 8 |
|
| 7 | [be] [v-ing] on at the time | 8 |
|
| 8 | [was/were] [v-ing] on at [art] time | 5 |
|
| 9 | was [v-ing] on at [art] time | 5 |
|
