| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] so [adv] [verb] | 73 |
|
| 2 | it [be] so [adv] [verb] | 73 |
|
| 3 | it [be] [adv] often [verb] | 45 |
|
| 4 | [pron] [be] so often [verb] | 32 |
|
| 5 | it [be] so often [verb] | 7 |
|
