| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [num] years | 55 |
|
| 2 | have [adv] [vb pp] [num] years | 50 |
|
| 3 | have [adv] been [vb pp] [num] | 49 |
|
| 4 | [adv] been [vb pp] [num] years | 5 |
|
