| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [adv] [be] | 2734 |
|
| 2 | [vb mod] still [be] | 2299 |
|
| 3 | [modal v] still [be] | 2299 |
|
| 4 | must [adv] [be] | 1920 |
|
| 5 | must still [be] | 109 |
|
| 6 | must still [be] | 109 |
|
| 7 | must still [be] | 109 |
|
