| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | once upon a [noun sg] [art] | 11 |
|
| 2 | once upon a time [art] | 11 |
|
| 3 | once upon a [noun sg] the | 6 |
|
| 4 | once upon a [noun sg] a | 5 |
|
