| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] [adv prt] in the | 289 |
|
| 2 | must [be] [verb] in the | 251 |
|
| 3 | must [be] [verb] [adv prt] in | 26 |
|
| 4 | must [be] [verb] [adv prt] the | 7 |
|
| 5 | must [verb] [adv prt] in the | 6 |
|
