| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be often [adv] [to-vb] | 9 |
|
| 2 | [be] often [adv] [to-vb] | 9 |
|
| 3 | [be] often [adv] [to-vb] | 8 |
|
| 4 | [be] often enough [to-vb] | 7 |
|
| 5 | [be] often enough [to-vb] | 7 |
|
