| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] a [noun] | 4646 |
|
| 2 | [adv] a [noun] ago | 428 |
|
| 3 | [verb] a [noun] ago | 260 |
|
| 4 | [verb] [adv] [noun] ago | 12 |
|
