| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | shown to be [adj] | 227 |
|
| 2 | shown [prep] be effective | 22 |
|
| 3 | shown [prep] be necessary | 9 |
|
| 4 | shown [prep] be false | 8 |
|
| 5 | shown [prep] be wrong | 8 |
|
| 6 | shown [prep] be important | 6 |
|
| 7 | shown [prep] be essential | 5 |
|
| 8 | shown [prep] be true | 5 |
|
