| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it [be] [adv] [verb] [prep] | 448 |
|
| 2 | [coord] it [be] [adv] [verb] [prep] | 357 |
|
| 3 | [coord] [pron] [be] often [verb] [prep] | 36 |
|
| 4 | [conj] it [be] often [verb] [prep] | 35 |
|
| 5 | [coord] it [be] often [verb] [prep] | 10 |
|
| 6 | [coord] it [be] often [verb] [prep] | 10 |
|
