| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] known at [art] time | 5 |
|
| 2 | [be] [adv] known at the time | 5 |
|
| 3 | [be] [adv] known at [art] time | 5 |
|
| 4 | be [adv] known at [art] time | 5 |
|
| 5 | [be] [adv] known at the time | 5 |
|
