| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must have be [adv] [adj] for | 22 |
|
| 2 | must have be [adv] [adj] for | 22 |
|
| 3 | must have been [adv] [adj] for | 22 |
|
| 4 | must have be very [adj] for | 6 |
|
| 5 | must have be very [adj] for | 6 |
|
