| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a long [noun sg] ago | 17 |
|
| 2 | [adv] a long time ago | 15 |
|
| 3 | [adv] a long time ago | 15 |
|
| 4 | quite a long [noun] ago | 9 |
|
