| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] in | 904 |
|
| 2 | it is often [verb] | 364 |
|
| 3 | is often [verb] in | 142 |
|
| 4 | it often [verb] in | 13 |
|
| 5 | it is often in | 6 |
|
