| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | you must [vb infin] been [verb] | 32 |
|
| 2 | you must have been [verb] | 32 |
|
| 3 | you must have been [verb] | 30 |
|
| 4 | you must [verb] been [v-ing] | 23 |
|
| 5 | you must [verb] been [vb pp] | 8 |
|
| 6 | you must [verb] been dream | 5 |
|
| 7 | you must [verb] been dreaming | 5 |
|
