| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] a long [noun] ago | 14 |
|
| 2 | have [verb] a long [noun] ago | 14 |
|
| 3 | have happened a [adj] [noun] ago | 8 |
|
| 4 | have happen a long [noun] ago | 5 |
|
| 5 | have happened a long [noun] [adv] | 5 |
|
| 6 | have happened [art] long [noun] ago | 5 |
|
| 7 | have happened a long [noun] ago | 5 |
|
| 8 | [verb] happened a long [noun] ago | 5 |
|
| 9 | have happened a [adj] [noun] ago | 5 |
|
