| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is often [verb] that | 150 |
|
| 2 | it is [adv] assume that | 111 |
|
| 3 | it is [adv] assume that | 109 |
|
| 4 | it [be] often assume that | 27 |
|
| 5 | it be often assume that | 27 |
|
| 6 | [pron] is often assume that | 25 |
|
| 7 | it is often assume that | 25 |
|
| 8 | it [is] often assume that | 25 |
|
| 9 | it is often assume [conj] | 25 |
|
| 10 | it is often assume that | 25 |
|
| 11 | it is often assume [that] | 25 |
|
