| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [vb pp] [prep] time | 9 |
|
| 2 | should be [vb pp] [prep] time | 9 |
|
| 3 | should be [vb pp] time [verb] | 5 |
|
| 4 | should be [vb pp] time [to-vb] | 5 |
|
