| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] on [art] | 5658 |
|
| 2 | while on [art] | 241 |
|
| 3 | [noun prp] while [art] | 121 |
|
| 4 | [noun prp] while on | 17 |
|
