| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [prep] [noun] | 3547 |
|
| 2 | [verb] been used [prep] | 854 |
|
| 3 | been used [prep] [noun] | 308 |
|
| 4 | [verb] used [prep] [noun] | 55 |
|
