| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] us at [art] time | 13 |
|
| 2 | [prep] us at [art] time | 13 |
|
| 3 | [prep] us at the time | 11 |
|
| 4 | [prep] us at the time | 11 |
|
| 5 | for us at [art] time | 5 |
|
