| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] have to be [adj] [verb] | 7 |
|
| 2 | [adv] have to [be] [adj] [verb] | 7 |
|
| 3 | [adv] have to [be] [adj] [to-vb] | 7 |
|
| 4 | [adv] have to be [adj] [verb] | 7 |
|
