| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] [conj] | 4469 |
|
| 2 | it is sometimes [verb] | 206 |
|
| 3 | is sometimes [verb] [conj] | 133 |
|
| 4 | it sometimes [verb] [conj] | 20 |
|
