| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not [be] [verb] for | 491 |
|
| 2 | [modal v] [be] [verb] for a | 433 |
|
| 3 | [modal v] not [be] [verb] a | 87 |
|
| 4 | [modal v] not [verb] for a | 48 |
|
| 5 | not [be] [verb] for a | 46 |
|
