| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] be [vb pp] to be | 104 |
|
| 2 | [verb] [adv] [be] [vb pp] to be | 104 |
|
| 3 | have [adv] [be] [vb pp] to be | 95 |
|
| 4 | [verb] [adv] been [vb pp] to be | 95 |
|
| 5 | [verb] [adv] [been] [vb pp] to be | 95 |
|
| 6 | [vb -s] [adv] [be] [vb pp] to be | 55 |
|
| 7 | has [adv] [be] [vb pp] to be | 54 |
|
| 8 | [verb] [adv] [be] shown to be | 35 |
|
| 9 | [vb base] [adv] [be] [vb pp] to be | 21 |
|
| 10 | have [adv] [be] [vb pp] to be | 21 |
|
| 11 | [vb past] [adv] [be] [vb pp] to be | 20 |
|
| 12 | had [adv] [be] [vb pp] to be | 19 |
|
| 13 | [verb] [adv] [be] found to be | 17 |
|
| 14 | [verb] previously [be] [vb pp] to be | 13 |
|
| 15 | [verb] also [be] [vb pp] to be | 11 |
|
| 16 | [verb] recently [be] [vb pp] to be | 10 |
|
| 17 | [verb] [adv] [be] considered to be | 8 |
|
| 18 | [verb] generally [be] [vb pp] to be | 5 |
|
| 19 | [verb] already [be] [vb pp] to be | 5 |
|
| 20 | [verb] [adv] [be] thought to be | 5 |
|
