| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] we should have | 11 |
|
| 2 | [vb infin] we should have | 11 |
|
| 3 | [vb infin] we should have | 11 |
|
| 4 | think we should have | 7 |
|
