| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] attempting [verb] [adj] | 6 |
|
| 2 | have been attempting [verb] [adj] | 6 |
|
| 3 | have be attempting [verb] [adj] | 6 |
|
| 4 | have [be] attempting [to-vb] [adj] | 6 |
|
