| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | used [prep] this [noun] | 370 |
|
| 2 | been used [prep] [noun] | 308 |
|
| 3 | been [prep] this [noun] | 160 |
|
| 4 | been used [prep] this | 15 |
|
