| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at least [not/n't] | 211 |
|
| 2 | [prep] least [not/n't] | 211 |
|
| 3 | at least [not/n't] | 211 |
|
| 4 | [prep] least [not/n't] | 211 |
|
| 5 | [prep] least not | 211 |
|
