| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] to be | 184 |
|
| 2 | have [been] [vb pp] to be | 180 |
|
| 3 | have [been] shown to be | 176 |
|
| 4 | [verb] [been] shown to be | 176 |
|
| 5 | have [been] shown to be | 62 |
|
| 6 | have [been] shown [prep] be | 62 |
|
| 7 | have [been] shown to [be] | 62 |
|
| 8 | have [been] shown to be | 62 |
|
| 9 | have [been] shown to [be] | 62 |
|
| 10 | have [been] shown [prep] be | 62 |
|
| 11 | [vb base] [been] shown to be | 62 |
|
| 12 | have [be] shown to be | 62 |
|
| 13 | have [been] show to be | 62 |
|
