| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [prep] [art] | 321 |
|
| 2 | been doing [prep] [art] | 48 |
|
| 3 | 've been doing [prep] | 29 |
|
| 4 | 've been doing [art] | 22 |
|
