| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have [been] involved in [det] | 5 |
|
| 2 | may have been involved [prep] [det] | 5 |
|
| 3 | may have [been] involved [prep] [det] | 5 |
|
| 4 | may have [been] involved [prep] [det] | 5 |
|
| 5 | may have [been] involved in [det] | 5 |
|
