| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been known [prep] some | 12 |
|
| 2 | [vb -s] been known for some | 12 |
|
| 3 | [vb -s] been known for some | 12 |
|
| 4 | has been known [prep] some | 11 |
|
