| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used [prep] [art] time | 13 |
|
| 2 | be used [prep] the time | 8 |
|
| 3 | be used at [art] time | 8 |
|
| 4 | be used at [art] time | 8 |
|
| 5 | be used [prep] a time | 5 |
|
