| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been used [prep] the [noun] | 33 |
|
| 2 | have be used [prep] the [noun] | 32 |
|
| 3 | [vb base] be used [prep] the [noun sg] | 30 |
|
| 4 | [vb base] be used in the [noun] | 18 |
|
