| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | you must have be [adv] | 13 |
|
| 2 | you must have [be] [adv] | 13 |
|
| 3 | you must have [been] [adv] | 13 |
|
| 4 | you must have been [adv] | 13 |
|
| 5 | you must have [verb] [adv] | 11 |
|
| 6 | you must have [vb pp] [adv] | 11 |
|
| 7 | you must have [adv] [verb] | 6 |
|
| 8 | you must have [adv] [vb pp] | 6 |
|
