| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't be [prep] [num] years | 6 |
|
| 2 | n't been [prep] [adj] years | 6 |
|
| 3 | n't been [prep] [num] [noun pl] | 6 |
|
| 4 | n't been [prep] [num] [noun] | 6 |
|
| 5 | n't [be] [prep] [num] years | 6 |
|
| 6 | not been [prep] [num] years | 5 |
|
| 7 | [not/n't] been [prep] [num] years | 5 |
|
| 8 | [adv] been [prep] [num] years | 5 |
|
| 9 | n't [been] [prep] [num] years | 5 |
|
| 10 | n't been [prep] [num] years | 5 |
|
| 11 | n't been [prep] [num] year | 5 |
|
