| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] 's [adv] a time | 6 |
|
| 2 | 's [adv] a [adj] time | 19 |
|
| 3 | 's [adv] a [adj] time | 14 |
|
| 4 | 's [adv] a long time | 6 |
|
| 5 | 's [adv] a long time | 6 |
|
| 6 | 's [adv] a [num ord] time | 5 |
|
