| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [vb pp] that [det] | 157 |
|
| 2 | [is] often [vb pp] that [adj] | 28 |
|
| 3 | [is] often [vb pp] [conj] [det] | 17 |
|
| 4 | [be] often [vb pp] that [det] | 15 |
|
| 5 | [is] often [verb] that [det] | 14 |
|
| 6 | [is] often [vb pp] [that] [det] | 14 |
|
| 7 | [is] often [vb pp] that [det] | 14 |
|
