| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [vb pp] | 31783 |
|
| 2 | so [adv] [vb pp] | 3167 |
|
| 3 | [is] so [adv] | 813 |
|
| 4 | [is] so [vb pp] | 240 |
|
