| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] a long [noun sg] ago | 18 |
|
| 2 | have [verb] a long [noun sg] ago | 14 |
|
| 3 | have [verb] a long [noun sg] [adv] | 8 |
|
| 4 | have [verb] a [adj] [noun sg] ago | 6 |
|
| 5 | have [verb] a long [noun] ago | 6 |
|
| 6 | [vb infin] [verb] a long [noun sg] ago | 6 |
|
| 7 | have [verb] [art] long [noun sg] ago | 6 |
|
