| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | attempts have [been] make [to-vb] [adj] | 9 |
|
| 2 | attempts have been make [verb] [adj] | 9 |
|
| 3 | attempts have [been] made [verb] [adj] | 9 |
|
| 4 | attempts have [been] make [verb] [adj] | 8 |
|
