| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [be] [verb] [conj] | 2316 |
|
| 2 | it [be] often [verb] [conj] | 181 |
|
| 3 | [conj] it [be] often [verb] | 93 |
|
| 4 | [conj] [be] often [verb] [conj] | 18 |
|
| 5 | [conj] it often [verb] [conj] | 7 |
|
