| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is so [adv] [vb pp] | 27 |
|
| 2 | it is so [adv] [verb] | 27 |
|
| 3 | it is so [adv] [verb] | 27 |
|
| 4 | it is so often [verb] | 6 |
|
