| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have previously been show [prep] | 6 |
|
| 2 | [noun] have previously been show [prep] | 6 |
|
| 3 | have previously been show [prep] [be] | 8 |
|
| 4 | have previously been show [prep] be | 8 |
|
| 5 | have previously been show [prep] be | 8 |
|
| 6 | have previously been show [prep] [be] | 8 |
|
