| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [vb infin] [adv] [prep] | 918 |
|
| 2 | [vb infin] so [adv] [prep] | 154 |
|
| 3 | should [vb infin] so [adv] | 36 |
|
| 4 | should [vb infin] so [prep] | 19 |
|
