| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] a [noun] ago | 6 |
|
| 2 | [verb] [be] a [noun sg] ago | 6 |
|
| 3 | [verb] be a [noun] ago | 6 |
|
| 4 | [verb] been a [noun] ago | 6 |
|
| 5 | [verb] [been] a [noun] ago | 6 |
|
| 6 | [vb past] [be] a [noun] ago | 5 |
|
