| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [prep] | 1622 |
|
| 2 | it is [adv] assumed | 124 |
|
| 3 | is [adv] assumed [prep] | 32 |
|
| 4 | it is assumed [prep] | 15 |
|
