| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [adj] for many [noun pl] | 10 |
|
| 2 | has been [adj] for many [noun] | 10 |
|
| 3 | has been [adj] for many year | 8 |
|
| 4 | has been [adj] for many years | 8 |
|
