| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not [verb] for years | 30 |
|
| 2 | have not [verb] for year | 30 |
|
| 3 | [verb] not [vb pp] for year | 30 |
|
| 4 | [verb] n't [verb] for year | 18 |
|
| 5 | had not [verb] for year | 16 |
|
| 6 | [vb past] not [verb] for year | 16 |
|
| 7 | [verb] not [verb] for year | 12 |
|
| 8 | [vb base] not [verb] for year | 11 |
|
| 9 | have not [verb] for year | 11 |
|
| 10 | [verb] not seen for year | 9 |
|
| 11 | [verb] not see for year | 9 |
|
