| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is often [verb] | 364 |
|
| 2 | it is often [vb pp] | 362 |
|
| 3 | it is [adv] assumed | 127 |
|
| 4 | it is [adv] assumed | 124 |
|
| 5 | [pron] is often assumed | 30 |
|
| 6 | it [be] often assumed | 29 |
|
| 7 | it be often assumed | 29 |
|
| 8 | it [is] often assumed | 27 |
|
| 9 | it is often assumed | 27 |
|
| 10 | it is often assume | 27 |
|
| 11 | it is often assumed | 27 |
|
| 12 | [pers pn] is often assumed | 27 |
|
