| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] should [vb infin] to ask | 18 |
|
| 2 | [pron] should [vb infin] to ask | 18 |
|
| 3 | i should [vb infin] to ask | 13 |
|
| 4 | i should [vb infin] to ask | 13 |
|
| 5 | should [vb infin] to ask [pron] | 8 |
|
| 6 | should [vb infin] to ask [pers pn] | 6 |
|
