| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've got a rough idea | 5 |
|
| 2 | 've [verb] a rough idea | 5 |
|
| 3 | 've [verb] a rough idea | 5 |
|
| 4 | 've get a rough idea | 5 |
|
| 5 | 've [vb pp] a rough idea | 5 |
|
