| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [verb] [adv prt] | 988 |
|
| 2 | should be [verb] [art] | 509 |
|
| 3 | be [verb] [adv prt] [art] | 497 |
|
| 4 | should [verb] [adv prt] [art] | 188 |
|
