| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [conj] it [is] | 422 |
|
| 2 | [adv] although it [is] | 19 |
|
| 3 | so although [pron] [is] | 10 |
|
| 4 | so although it [be] | 6 |
|
