| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not at | 35 |
|
| 2 | have [not/n't] at | 35 |
|
| 3 | have [adv] at | 26 |
|
| 4 | have not at | 26 |
|
| 5 | had [adv] at | 23 |
|
| 6 | have [adv] at | 20 |
|
| 7 | has [adv] at | 15 |
|
| 8 | have n't at | 9 |
|
| 9 | have never at | 5 |
|
| 10 | have never at | 5 |
|
