| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a [noun sg] | 20180 |
|
| 2 | [adv] upon [art] [noun sg] | 410 |
|
| 3 | [adv] upon a [noun sg] | 205 |
|
| 4 | [adv] upon a [noun] | 194 |
|
