| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [conj] it [is] | 2423 |
|
| 2 | [coord] [conj] it [is] | 1921 |
|
| 3 | but [conj] [pron] [is] | 924 |
|
| 4 | but [conj] it [be] | 795 |
|
| 5 | but [conj] it [is] | 529 |
|
