| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [be] [vb pp] [adv prt] [prep] | 813 |
|
| 2 | must [adv] [be] [vb pp] [prep] | 633 |
|
| 3 | must [be] [vb pp] [adv prt] [prep] | 172 |
|
| 4 | must [adv] [be] [vb pp] [adv prt] | 47 |
|
| 5 | must [adv] [be] [adv prt] [prep] | 5 |
|
