| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it is [adv] easy [to-vb] | 32 |
|
| 2 | but it is [not/n't] easy [to-vb] | 16 |
|
| 3 | but it is not easy [to-vb] | 16 |
|
| 4 | but it is not easy [to-vb] | 16 |
|
| 5 | but it is [adv] easy [to-vb] | 16 |
|
| 6 | but it is easy [to-vb] [pron] | 5 |
|
| 7 | but it is easy [to-vb] [adv] | 5 |
|
