| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] let i [vb infin] | 221 |
|
| 2 | not let i [vb infin] | 29 |
|
| 3 | [vb mod] not let i | 17 |
|
| 4 | [vb mod] not let [vb infin] | 11 |
|
