| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] [conj] | 4275 |
|
| 2 | is [vb pp] [conj] [art] | 2637 |
|
| 3 | it is [vb pp] [art] | 287 |
|
| 4 | it is [conj] [art] | 253 |
|
| 5 | it [vb pp] [conj] [art] | 24 |
|
