| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be believed [pron] [vb mod] [vb infin] | 10 |
|
| 2 | it be believed [pers pn] [vb mod] [verb] | 9 |
|
| 3 | it is believed [pron] [vb mod] [verb] | 8 |
|
| 4 | it be believed [pron] [vb mod] have | 6 |
|
| 5 | it be believed [pron] [vb mod] have | 6 |
|
| 6 | it be believed [pron] may [verb] | 5 |
|
