| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] [that] [adj] | 96 |
|
| 2 | it is often [vb pp] [that] [adj] | 26 |
|
| 3 | it is often [vb pp] [conj] [adj] | 13 |
|
| 4 | it [be] often [vb pp] [that] [adj] | 12 |
|
| 5 | it be often [vb pp] [that] [adj] | 12 |
|
| 6 | it [is] often [vb pp] [that] [adj] | 11 |
|
| 7 | [pers pn] is often [vb pp] [that] [adj] | 10 |
|
| 8 | it is often [verb] [that] [adj] | 10 |
|
| 9 | it is often [vb pp] [that] [adj] | 10 |
|
| 10 | [pron] is often [vb pp] [that] [adj] | 10 |
|
