| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [verb] that [noun] | 372 |
|
| 2 | [is] [adv] [verb] that [noun] | 251 |
|
| 3 | [is] often [verb] [conj] [noun] | 55 |
|
| 4 | [be] often [verb] that [noun] | 45 |
|
| 5 | [is] often [verb] that [noun] | 44 |
|
