| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [adv] [be] | 7101 |
|
| 2 | [adv] [be] [conj] | 618 |
|
| 3 | should [be] [conj] | 146 |
|
| 4 | should [adv] [conj] | 50 |
|
