| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been used for [adj] [noun] | 15 |
|
| 2 | has been used for [adj] [noun] | 13 |
|
| 3 | [vb -s] been used for [det] [noun] | 11 |
|
| 4 | [vb -s] been used for [adj] [noun pl] | 11 |
|
| 5 | [vb -s] been used for many [noun] | 8 |
|
| 6 | [vb -s] been used for many [noun] | 8 |
|
| 7 | [vb -s] been used for [adj] year | 7 |
|
| 8 | [vb -s] been used for [adj] years | 7 |
|
