| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [not/n't] account for | 68 |
|
| 2 | [vb mod] not account for | 58 |
|
| 3 | can [not/n't] account for | 34 |
|
| 4 | could [not/n't] account for | 19 |
|
| 5 | [vb mod] n't account for | 10 |
|
| 6 | ca [not/n't] account for | 5 |
|
