| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] [to-vb] [conj] | 2129 |
|
| 2 | but it is [adj] [to-vb] | 469 |
|
| 3 | but it is [adj] [conj] | 450 |
|
| 4 | but is [adj] [to-vb] [conj] | 7 |
|
| 5 | but it is [to-vb] [conj] | 5 |
|
