| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [adv] [be] [prep] | 134 |
|
| 2 | must [adv] [be] [prep] | 118 |
|
| 3 | and must [adv] [be] | 91 |
|
| 4 | and must [be] [prep] | 10 |
|
