| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [verb] in | 350 |
|
| 2 | it is [adv] [verb] in | 303 |
|
| 3 | it is often [verb] [prep] | 102 |
|
| 4 | it is often [verb] [prep] | 102 |
|
| 5 | [pron] is often [verb] in | 36 |
|
| 6 | it [be] often [verb] in | 19 |
|
| 7 | it be often [verb] in | 19 |
|
| 8 | it [is] often [verb] in | 18 |
|
| 9 | it is often [verb] in | 17 |
|
| 10 | it is often [verb] in | 17 |
|
