| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been made [prep] [adj] years | 8 |
|
| 2 | have been made [prep] [adj] years | 8 |
|
| 3 | have been made [prep] [adj] years | 5 |
|
| 4 | [vb base] been made [prep] [adj] years | 5 |
|
