| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [vb pp] [adj] | 218 |
|
| 2 | must be made [adj] | 78 |
|
| 3 | must be kept [adj] | 45 |
|
| 4 | must be [vb pp] clear | 21 |
|
| 5 | must be considered [adj] | 15 |
|
| 6 | must be given [adj] | 15 |
|
| 7 | must be [vb pp] available | 15 |
|
| 8 | must be [vb pp] aware | 12 |
|
| 9 | must be [vb pp] prior | 9 |
|
| 10 | must be held [adj] | 9 |
|
| 11 | must be [vb pp] clean | 7 |
|
| 12 | must be [vb pp] explicit | 5 |
|
| 13 | must be [vb pp] accountable | 5 |
|
| 14 | must be [vb pp] subject | 5 |
|
