| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | service at [art] same time | 5 |
|
| 2 | service at [art] [det] time | 5 |
|
| 3 | service at the [det] time | 5 |
|
| 4 | service at the [det] time | 5 |
|
