| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [verb] [that] [det] | 158 |
|
| 2 | it is [adv] [verb] [that] [det] | 141 |
|
| 3 | it is often [verb] [that] [adj] | 26 |
|
| 4 | it be often [verb] [that] [det] | 15 |
|
| 5 | it [be] often [verb] [that] [det] | 15 |
|
| 6 | it [is] often [verb] [that] [det] | 14 |
|
| 7 | it is often [verb] [conj] [det] | 13 |
|
| 8 | it is often [verb] [that] [det] | 13 |
|
| 9 | [pron] is often [verb] [that] [det] | 13 |
|
