| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adv] for [noun] | 9 |
|
| 2 | have [been] [adv] for [noun pl] | 9 |
|
| 3 | have [been] [adv] for year | 5 |
|
| 4 | have [been] [adv] for years | 5 |
|
