| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] known for a long time | 8 |
|
| 2 | been know for a long time | 8 |
|
| 3 | be know for a long time | 8 |
|
| 4 | [been] know for a long time | 8 |
|
| 5 | [be] know for a long time | 8 |
|
