| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have done a bit | 21 |
|
| 2 | [vb base] done a bit | 14 |
|
| 3 | 've done a bit | 10 |
|
| 4 | have done a bit | 6 |
|
| 5 | [vb infin] done a bit | 6 |
|
