| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun sg] [verb] at [art] | 380 |
|
| 2 | [prep] [noun sg] at [art] time | 373 |
|
| 3 | [noun sg] [verb] at [art] time | 168 |
|
| 4 | [prep] [verb] at [art] time | 25 |
|
| 5 | [prep] [noun sg] [verb] [art] time | 19 |
|
