| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have be known for some time | 16 |
|
| 2 | have be known [prep] some time | 16 |
|
| 3 | have been known [prep] some time | 16 |
|
| 4 | have be known for some time | 16 |
|
| 5 | has be known [prep] some time | 10 |
|
