| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] [prep] [art] | 30039 |
|
| 2 | [vb pp] but [prep] [art] | 84 |
|
| 3 | is [vb pp] but [art] | 32 |
|
| 4 | is [vb pp] but [prep] | 10 |
|
