| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has be [vb pp] [prep] | 16060 |
|
| 2 | [verb] be [vb pp] since | 350 |
|
| 3 | have be [vb pp] since | 350 |
|
| 4 | has be [verb] since | 146 |
|
| 5 | [vb -s] be [vb pp] since | 97 |
|
| 6 | has [be] [vb pp] since | 95 |
|
