| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [adv] [vb pp] | 16825 |
|
| 2 | [adv] often [vb pp] | 804 |
|
| 3 | [vb -s] often [vb pp] | 178 |
|
| 4 | [vb -s] [adv] often | 128 |
|
