| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] should [verb] | 21115 |
|
| 2 | [pron] [vb mod] ask | 2098 |
|
| 3 | [pron] [modal v] ask | 2098 |
|
| 4 | [pron] should ask | 191 |
|
