| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on [prep] a [adj] time | 45 |
|
| 2 | on [prep] a [adj] time | 44 |
|
| 3 | on for a [adj] time | 42 |
|
| 4 | on [prep] a long time | 39 |
|
| 5 | on [prep] a long time | 38 |
|
