| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | once upon a time [ex0] | 18 |
|
| 2 | once upon a [noun] there | 18 |
|
| 3 | once upon a [noun] [ex0] | 18 |
|
| 4 | once upon a [noun sg] [ex0] | 18 |
|
| 5 | once upon a time [ex0] | 18 |
|
