| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not have had [art] | 92 |
|
| 2 | [modal v] not have [art] chance | 14 |
|
| 3 | [modal v] have had [art] chance | 12 |
|
| 4 | not have had [art] chance | 7 |
|
