| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [adv] [be] [verb] [prep] the | 143 |
|
| 2 | [vb mod] [adv] [be] [v-ing] [prep] the | 124 |
|
| 3 | [modal v] [adv] [be] [v-ing] [prep] the | 124 |
|
| 4 | must [adv] [be] [v-ing] [prep] [art] | 9 |
|
| 5 | must [adv] [be] [v-ing] [prep] [art] | 9 |
|
| 6 | must [adv] [be] [v-ing] [prep] the | 7 |
|
| 7 | must [adv] [be] [v-ing] [prep] the | 7 |
|
| 8 | must [adv] [be] [v-ing] [prep] the | 7 |
|
| 9 | must [adv] [be] [v-ing] [prep] the | 7 |
|
