| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] [adj] [noun] | 21218 |
|
| 2 | used [prep] [adj] [noun] | 3270 |
|
| 3 | be used [prep] [noun] | 2969 |
|
| 4 | be used [prep] [adj] | 2458 |
|
| 5 | be used [adj] [noun] | 52 |
|
