| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] a | 2234 |
|
| 2 | have been [v-ing] a | 915 |
|
| 3 | have been conducting [art] | 12 |
|
| 4 | have be conducting a | 11 |
|
| 5 | [verb] been conducting a | 11 |
|
| 6 | have been conduct a | 11 |
|
| 7 | have [be] conducting a | 11 |
|
| 8 | have [been] conducting a | 11 |
|
