| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a [noun sg] | 74195 |
|
| 2 | upon a [noun sg] | 878 |
|
| 3 | [adv] upon a | 229 |
|
| 4 | [adv] upon [noun sg] | 107 |
|
