| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been known [prep] a long | 8 |
|
| 2 | have [be] known [prep] a long | 8 |
|
| 3 | have [been] known [prep] a long | 8 |
|
| 4 | have be known [prep] a long | 8 |
|
| 5 | have [be] known for a long | 8 |
|
| 6 | have [be] known for a long | 8 |
|
| 7 | have [be] known [prep] a long | 8 |
|
