| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] be | 74403 |
|
| 2 | [modal v] [adv] have | 22199 |
|
| 3 | [modal v] have be | 21175 |
|
| 4 | [adv] have be | 5041 |
|
