| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [noun sg] [prep] | 767 |
|
| 2 | have been trying [verb] [prep] | 59 |
|
| 3 | have been trying [verb] [noun sg] | 29 |
|
| 4 | been trying [verb] [noun sg] [prep] | 20 |
|
