| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] believed to have [vb pp] [prep] a | 9 |
|
| 2 | be believed to have [vb pp] [prep] a | 9 |
|
| 3 | [is] believed to have [vb pp] [prep] a | 5 |
|
| 4 | is believed to have [vb pp] [prep] a | 5 |
|
| 5 | believed to have been [vb pp] [prep] a | 6 |
|
| 6 | believed to have [been] [vb pp] [prep] a | 6 |
|
| 7 | believed to have be [vb pp] [prep] a | 6 |
|
| 8 | believed to have [be] [vb pp] [prep] a | 6 |
|
| 9 | believed to have [vb pp] [prep] a [noun] | 7 |
|
| 10 | believed to have [vb pp] [prep] a [noun sg] | 7 |
|
