| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might be used [prep] [adj] | 15 |
|
| 2 | might be used [prep] [adj] | 9 |
|
| 3 | might be used [prep] [det] | 6 |
|
| 4 | might be used in [adj] | 6 |
|
