| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | carried on at | 16 |
|
| 2 | switched on at | 8 |
|
| 3 | taken on at | 6 |
|
| 4 | stayed on at | 5 |
|
| 5 | gone on at | 5 |
|
| 6 | worked on at | 5 |
|
| 7 | put on at | 5 |
|
