| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [been] [verb] for [adj] years | 85 |
|
| 2 | [vb past] [been] [verb] for some [noun] | 67 |
|
| 3 | [verb] [been] [verb] for some years | 24 |
|
| 4 | [vb past] [been] [verb] for some [noun pl] | 18 |
|
| 5 | [vb past] [be] [verb] for some years | 11 |
|
| 6 | [vb past] [been] [verb] for some year | 11 |
|
| 7 | [vb past] [been] [verb] [prep] some years | 11 |
|
