| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not been used [prep] [noun] | 6 |
|
| 2 | have not been used [prep] [noun] | 6 |
|
| 3 | not been used [prep] [adj] [noun] | 13 |
|
| 4 | not been used [prep] [art] [noun] | 8 |
|
| 5 | not been used [prep] [art] [noun] | 8 |
|
| 6 | not been used [prep] [det] [noun] | 6 |
|
