| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [verb] for [num] year | 34 |
|
| 2 | [not/n't] [vb pp] for [num] year | 28 |
|
| 3 | [not/n't] see for [num] year | 7 |
|
| 4 | [not/n't] seen for [num] year | 7 |
|
| 5 | [not/n't] [be] for [num] year | 6 |
|
| 6 | [not/n't] [vb infin] for [num] year | 6 |
|
| 7 | [not/n't] be for [num] year | 6 |
|
| 8 | [not/n't] been for [num] year | 5 |
|
| 9 | [not/n't] [been] for [num] year | 5 |
|
