| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] [conj] | 4275 |
|
| 2 | is [vb pp] [conj] this | 261 |
|
| 3 | it is [vb pp] this | 18 |
|
| 4 | it is [conj] this | 16 |
|
