| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is often [verb] | 364 |
|
| 2 | it is [adv] see | 62 |
|
| 3 | it is [adv] see | 53 |
|
| 4 | [pron] is often see | 16 |
|
| 5 | it [is] often see | 9 |
|
| 6 | it is often see | 9 |
|
| 7 | it [be] often see | 9 |
|
| 8 | it be often see | 9 |
|
