| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [adj] | 4079 |
|
| 2 | it should [vb infin] | 1630 |
|
| 3 | it [vb infin] [adj] | 664 |
|
| 4 | it should [adj] | 26 |
|
