| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he should [verb] | 2020 |
|
| 2 | he should [vb infin] | 2019 |
|
| 3 | [pron] should ask | 190 |
|
| 4 | he [modal v] ask | 170 |
|
| 5 | he [vb mod] ask | 170 |
|
| 6 | he should ask | 18 |
|
| 7 | he should ask | 18 |
|
