| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] [pron] [vb infin] | 1500 |
|
| 2 | [verb] to let [pron] [vb infin] | 340 |
|
| 3 | not [verb] to let [pron] | 147 |
|
| 4 | not to let [pron] [vb infin] | 67 |
|
