| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | you must have [vb pp] [art] | 57 |
|
| 2 | you must have [vb pp] a | 34 |
|
| 3 | you must have [vb pp] a | 30 |
|
| 4 | you must have [vb pp] the | 23 |
|
| 5 | you must have [vb pp] the | 23 |
|
| 6 | you must have had [art] | 14 |
|
| 7 | you must have got [art] | 5 |
|
