| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] at the | 1156 |
|
| 2 | be [verb] at the time | 64 |
|
| 3 | [modal v] [verb] at the time | 25 |
|
| 4 | [modal v] be [verb] the time | 5 |
|
