| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] must be [vb pp] [adj] | 140 |
|
| 2 | [noun sg] must be [verb] [adj] | 100 |
|
| 3 | [noun pl] must be [verb] [adj] | 53 |
|
| 4 | [noun] must be made [adj] | 51 |
|
| 5 | [noun] must be make [adj] | 51 |
|
| 6 | [noun] must be kept [adj] | 36 |
|
| 7 | [noun] must be keep [adj] | 36 |
|
| 8 | [noun] must be [v-ing] [adj] | 14 |
|
| 9 | [noun] must be [verb] clear | 12 |
|
| 10 | [noun] must be [to-vb] [adj] | 11 |
|
| 11 | [noun] must be [verb] available | 11 |
|
| 12 | [noun] must be [verb] aware | 9 |
|
| 13 | [noun] must be given [adj] | 8 |
|
| 14 | [noun prp] must be [verb] [adj] | 8 |
|
| 15 | [noun] must be give [adj] | 8 |
|
| 16 | [noun] must be held [adj] | 7 |
|
| 17 | [noun] must be hold [adj] | 7 |
|
| 18 | [noun] must be [verb] clean | 6 |
|
| 19 | [noun] must be [verb] prior | 6 |
|
| 20 | [noun] must be considered [adj] | 5 |
|
| 21 | [noun] must be consider [adj] | 5 |
|
| 22 | [noun] must be [verb] accountable | 5 |
|
