| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] be for [adj] years | 25 |
|
| 2 | [vb -s] been for [adj] years | 24 |
|
| 3 | [vb -s] [been] for [adj] years | 24 |
|
| 4 | has [be] for [adj] years | 21 |
|
| 5 | [vb -s] [be] for [det] years | 18 |
|
| 6 | [vb -s] [be] for many years | 10 |
|
| 7 | [vb -s] [be] for many years | 10 |
|
| 8 | [vb -s] [be] for [num] years | 7 |
|
