| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been of [adj] interest | 12 |
|
| 2 | have been [prep] [adj] interest | 12 |
|
| 3 | [verb] been [prep] [adj] interest | 9 |
|
| 4 | has been [prep] [adj] interest | 5 |
|
| 5 | [vb -s] been [prep] [adj] interest | 5 |
|
