| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] be | 74360 |
|
| 2 | should [adv] [be] | 7103 |
|
| 3 | should [adv] be | 7103 |
|
| 4 | should [adv] [be] | 7101 |
|
