| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been known [prep] [noun pl] | 19 |
|
| 2 | has been known [prep] [noun] | 19 |
|
| 3 | have been known for [noun] | 17 |
|
| 4 | have been known [prep] [noun prp] | 8 |
|
| 5 | had been known [prep] [noun] | 7 |
|
| 6 | have been known to [noun] | 6 |
|
| 7 | have been known as [noun] | 5 |
|
