| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] so [conj] [to-vb] [art] | 96 |
|
| 2 | is [vb pp] so [conj] [art] | 38 |
|
| 3 | is [vb pp] so [conj] [to-vb] | 21 |
|
| 4 | is [vb pp] [conj] [to-vb] [art] | 8 |
|
