| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] let [pron] down | 163 |
|
| 2 | [not/n't] let [pron] down | 92 |
|
| 3 | not let [pron] down | 92 |
|
| 4 | not [verb] [pron] down | 77 |
|
| 5 | not let [pron] [adv] | 56 |
|
