| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] for [num] years | 114 |
|
| 2 | [adv] [vb pp] for [num] years | 78 |
|
| 3 | [adv] been [vb pp] for [num] | 54 |
|
| 4 | [adv] been [vb pp] for years | 10 |
|
| 5 | [adv] been [vb pp] [num] years | 5 |
|
| 6 | [adv] been for [num] years | 5 |
|
