| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [to-vb] [adv] [subord] | 31 |
|
| 2 | [is] [to-vb] [adv] than | 20 |
|
| 3 | [is] [to-vb] rather [subord] | 9 |
|
| 4 | [is] [to-vb] more [subord] | 7 |
|
