| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have be a [adj] | 789 |
|
| 2 | must have be [art] [adj] | 237 |
|
| 3 | must have be a [adj] | 228 |
|
| 4 | must [verb] be a [adj] | 215 |
|
| 5 | must have [be] a [adj] | 212 |
|
