| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] doing for the past | 8 |
|
| 2 | been doing for the past | 8 |
|
| 3 | be doing for the past | 8 |
|
| 4 | [been] doing for the past | 8 |
|
| 5 | doing for the past [adj] | 7 |
|
| 6 | doing for the past [num] | 6 |
|
