| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [verb] | 12065 |
|
| 2 | must [be] [vb pp] | 11027 |
|
| 3 | must [be] [v-ing] | 868 |
|
| 4 | must [be] make | 548 |
|
| 5 | must [be] made | 533 |
|
| 6 | must [be] take | 438 |
|
| 7 | must [be] taken | 428 |
|
| 8 | must [be] do | 271 |
|
| 9 | must [be] give | 267 |
|
| 10 | must [be] given | 262 |
|
| 11 | must [be] done | 221 |
|
| 12 | must [be] considered | 207 |
|
| 13 | must [be] consider | 207 |
|
| 14 | must [be] see | 204 |
|
| 15 | must [be] say | 202 |
|
| 16 | must [be] seen | 200 |
|
| 17 | must [be] said | 195 |
|
| 18 | must [be] remember | 184 |
|
| 19 | must [be] remembered | 182 |
|
| 20 | must [be] [to-vb] | 166 |
|
| 21 | must [be] use | 163 |
|
| 22 | must [be] used | 158 |
|
| 23 | must [be] keep | 153 |
|
| 24 | must [be] kept | 148 |
|
| 25 | must [be] pay | 120 |
|
| 26 | must [be] paid | 117 |
|
| 27 | must [be] allow | 111 |
|
| 28 | must [be] allowed | 109 |
|
| 29 | must [be] set | 96 |
|
| 30 | must [be] set | 96 |
|
