| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pers pn] should [vb infin] | 414 |
|
| 2 | [vb past] i should [vb infin] | 125 |
|
| 3 | [pers pn] i should [vb infin] | 53 |
|
| 4 | [vb past] [pers pn] i should | 21 |
|
