| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] have to be | 242 |
|
| 2 | they [modal v] have to be | 113 |
|
| 3 | they [adv] have to be | 20 |
|
| 4 | they [modal v] [adv] have to | 10 |
|
