| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has be [verb] since | 146 |
|
| 2 | has be [vb pp] since | 95 |
|
| 3 | has be known [prep] | 81 |
|
| 4 | [verb] be known since | 10 |
|
| 5 | have be known since | 10 |
|
| 6 | has be know since | 7 |
|
| 7 | [vb -s] be known since | 7 |
|
| 8 | has [be] known since | 7 |
|
