| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] used [det] [noun] | 6 |
|
| 2 | [verb] [been] used [det] [noun] | 6 |
|
| 3 | [been] used [prep] [det] [noun] | 67 |
|
| 4 | [been] used [prep] [det] [noun] | 67 |
|
| 5 | [been] used for [det] [noun] | 27 |
|
| 6 | [been] used for [det] [noun] | 27 |
|
| 7 | [been] used in [det] [noun] | 22 |
|
| 8 | [been] used in [det] [noun] | 22 |
|
| 9 | [been] used [to-vb] [det] [noun] | 16 |
|
| 10 | [been] used [verb] [det] [noun] | 16 |
|
| 11 | [been] used by [det] [noun] | 8 |
|
| 12 | [been] used by [det] [noun] | 8 |
|
