| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] of [det] [noun] | 44 |
|
| 2 | [be] of [det] benefit | 23 |
|
| 3 | [been] of [adj] benefit | 17 |
|
| 4 | [been] [prep] [det] benefit | 7 |
|
| 5 | [been] [prep] [det] benefit | 7 |
|
| 6 | [been] of [det] benefit | 7 |
|
