| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] does | 523 |
|
| 2 | it often [verb] | 280 |
|
| 3 | it often [vb -s] | 227 |
|
| 4 | [pron] often does | 35 |
|
| 5 | it often do | 25 |
|
