| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | shown to be [verb] [prep] | 50 |
|
| 2 | be shown to be [verb] | 17 |
|
| 3 | be to be [verb] [prep] | 9 |
|
| 4 | be shown to be [prep] | 8 |
|
