| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for [det] years | 70 |
|
| 2 | [verb] been [vb pp] for [det] years | 70 |
|
| 3 | [verb] been [vb pp] for many years | 50 |
|
| 4 | [vb -s] been [vb pp] for [det] years | 33 |
|
| 5 | has been [vb pp] for [det] years | 31 |
|
| 6 | [vb base] been [vb pp] for [det] years | 19 |
|
| 7 | had been [vb pp] for [det] years | 18 |
|
| 8 | [vb past] been [vb pp] for [det] years | 18 |
|
| 9 | have been [vb pp] for [det] years | 16 |
|
| 10 | [verb] been [vb pp] for some years | 15 |
|
| 11 | [verb] been known for [det] years | 15 |
|
| 12 | [verb] been used for [det] years | 12 |
|
| 13 | [verb] been [vb pp] for several years | 5 |
|
