| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is it [adj -er] | 58 |
|
| 2 | is it better | 18 |
|
| 3 | is it easier | 10 |
|
| 4 | is it cheaper | 6 |
|
| 5 | is it worse | 5 |
|
