| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [pron] should [vb infin] | 580 |
|
| 2 | [prep] [Wh det] [pron] should | 255 |
|
| 3 | [prep] [pron] should [vb infin] | 249 |
|
| 4 | [prep] [Wh det] should [vb infin] | 71 |
|
