| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] [conj] [adj] | 446 |
|
| 2 | be often [verb] [conj] [adj] | 85 |
|
| 3 | [be] often [verb] [conj] [adj] | 85 |
|
| 4 | is often [verb] [conj] [adj] | 56 |
|
| 5 | [is] often [verb] [conj] [adj] | 37 |
|
