| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been trying for [adj] | 11 |
|
| 2 | [vb -s] been trying for [adj] | 6 |
|
| 3 | has been trying for [adj] | 6 |
|
| 4 | [verb] been trying for [num] | 6 |
|
| 5 | [verb] been trying for [det] | 5 |
|
