| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't [verb] up | 1666 |
|
| 2 | n't [vb infin] up | 1401 |
|
| 3 | n't let [adv] | 32 |
|
| 4 | n't let [adv prt] | 29 |
|
| 5 | not let up | 15 |
|
| 6 | [adv] let up | 15 |
|
| 7 | [not/n't] let up | 15 |
|
| 8 | n't let up | 10 |
|
| 9 | n't let up | 8 |
|
