| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [adv] [art] | 3385 |
|
| 2 | [adv] upon [art] | 585 |
|
| 3 | [to-vb] upon [art] | 424 |
|
| 4 | [to-vb] [adv] upon | 50 |
|
