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