| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] to be true | 40 |
|
| 2 | be [vb pp] to [be] true | 40 |
|
| 3 | is [vb pp] to [be] true | 15 |
|
| 4 | be [vb pp] to [be] true | 15 |
|
| 5 | be known to [be] true | 6 |
|
| 6 | be shown to [be] true | 5 |
|
| 7 | be considered to [be] true | 5 |
|
