| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] have been trying | 7 |
|
| 2 | [coord] have [been] trying | 6 |
|
| 3 | and have [been] trying | 6 |
|
| 4 | and have [been] trying | 6 |
|
| 5 | [conj] has [been] trying | 5 |
|
