| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been doing it for a | 7 |
|
| 2 | [verb] been doing it for [art] | 7 |
|
| 3 | have been doing it for [art] | 7 |
|
| 4 | [vb base] been doing it for [art] | 5 |
|
