| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been [verb] for [det] years | 8 |
|
| 2 | [adv] [been] [vb pp] for [det] years | 7 |
|
| 3 | [not/n't] [been] [verb] for [det] years | 6 |
|
| 4 | not [been] [verb] for [det] years | 6 |
|
| 5 | [adv] [been] [verb] for many years | 5 |
|
| 6 | not [been] [verb] for [det] years | 5 |
|
