| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been used [prep] [noun] | 69 |
|
| 2 | [vb base] been used [prep] [noun sg] | 36 |
|
| 3 | [vb base] been used [prep] [noun pl] | 25 |
|
| 4 | [vb base] been used in [noun] | 24 |
|
| 5 | [vb base] been used for [noun] | 22 |
|
| 6 | [vb base] been used as [noun] | 13 |
|
| 7 | [vb base] been used by [noun] | 9 |
|
| 8 | [vb base] been used [prep] [noun prp] | 8 |
|
