| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [adv] often [verb] | 8 |
|
| 2 | [subord] it is [adv] often [verb] | 5 |
|
| 3 | it is [adv] often [adj] [verb] | 14 |
|
| 4 | it is [adv] often [adj] [verb] | 13 |
|
| 5 | it is [adv] often possible [verb] | 5 |
|
| 6 | it is [adv] often possible [verb] | 5 |
|
| 7 | it is [adv] often [verb] [prep] | 16 |
|
| 8 | it is [adv] often [verb] [prep] | 16 |
|
| 9 | it is [adv] often [verb] [conj] | 10 |
|
| 10 | it is [adv] often [verb] [that] | 5 |
|
| 11 | it is [adv] often [verb] as | 5 |
|
| 12 | it is [adv] often [verb] as | 5 |
|
| 13 | it is [adv] often [verb] that | 5 |
|
| 14 | it is [adv] often [verb] that | 5 |
|
