| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he must have been [adj] | 43 |
|
| 2 | he must have been [adj] | 36 |
|
| 3 | he must have been [num] | 7 |
|
| 4 | he must have been aware | 5 |
|
| 5 | he must have been aware | 5 |
|
