| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been of [adj] benefit | 17 |
|
| 2 | been [prep] [adj] benefit | 10 |
|
| 3 | been [prep] some benefit | 7 |
|
| 4 | been [prep] some benefit | 7 |
|
| 5 | been [prep] [det] benefit | 7 |
|
