| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been used as [noun] | 13 |
|
| 2 | have [be] used as [noun] | 13 |
|
| 3 | have [been] used as [noun] | 13 |
|
| 4 | have be used as [noun] | 13 |
|
| 5 | have [be] used as [noun sg] | 7 |
|
| 6 | have [be] used as [noun pl] | 5 |
|
