| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have done a [noun] | 281 |
|
| 2 | have done a [noun sg] | 275 |
|
| 3 | have [verb] a couple | 251 |
|
| 4 | have [vb pp] a couple | 225 |
|
| 5 | have do a couple | 9 |
|
| 6 | have done a couple | 7 |
|
| 7 | [verb] done a couple | 7 |
|
| 8 | have done [art] couple | 7 |
|
