| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] upon a | 20 |
|
| 2 | [vb past] [adv] upon a | 11 |
|
| 3 | [verb] [adv] upon an | 7 |
|
| 4 | [vb base] [adv] upon a | 7 |
|
| 5 | [vb pp] [adv] upon a | 5 |
|
| 6 | [verb] once upon a | 5 |
|
