| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] to let [pron] [vb infin] [prep] | 9 |
|
| 2 | not [verb] to let [pers pn] [vb infin] [prep] | 7 |
|
| 3 | n't [verb] to let [pron] [vb infin] [prep] | 7 |
|
| 4 | not [vb infin] to let [pron] [vb infin] [prep] | 6 |
|
