| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been doing for the past | 8 |
|
| 2 | [verb] be doing for the past | 8 |
|
| 3 | have [be] doing for the past | 8 |
|
| 4 | [verb] [been] doing for the past | 8 |
|
