| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [adv] a | 2910 |
|
| 2 | not [adv] a | 2886 |
|
| 3 | not usually [art] | 45 |
|
| 4 | [adv] usually a | 43 |
|
| 5 | not usually a | 32 |
|
| 6 | [not/n't] usually a | 32 |
|
| 7 | not usually a | 31 |
|
