| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [be] [adv] [verb] | 3941 |
|
| 2 | [subord] it [be] [adv] [verb] | 1867 |
|
| 3 | although [pron] [be] [adv] [verb] | 345 |
|
| 4 | although it [be] [adv] [verb] | 170 |
|
