| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] [art] [adj] | 18066 |
|
| 2 | be used [prep] [art] | 4064 |
|
| 3 | be used [prep] [adj] | 2458 |
|
| 4 | used [prep] [art] [adj] | 1983 |
|
| 5 | be used [art] [adj] | 28 |
|
