| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] we should [vb infin] | 110 |
|
| 2 | what we should [vb infin] | 80 |
|
| 3 | [Wh det] we should do | 35 |
|
| 4 | which we should [vb infin] | 30 |
|
| 5 | [Wh det] we should expect | 12 |
|
| 6 | [Wh det] we should have | 10 |
|
| 7 | [Wh det] we should call | 5 |
|
