| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] that | 1964 |
|
| 2 | is often [verb] [conj] | 283 |
|
| 3 | [be] often [verb] that | 174 |
|
| 4 | be often [verb] that | 174 |
|
| 5 | [is] often [verb] that | 162 |
|
