| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which has be shown [prep] [be] | 6 |
|
| 2 | which has be shown [prep] be | 6 |
|
| 3 | which has be shown [prep] [be] | 6 |
|
| 4 | which has be shown to [be] | 6 |
|
| 5 | which has be shown [prep] be | 6 |
|
| 6 | which has been shown [prep] [be] | 6 |
|
