| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have been [prep] | 4020 |
|
| 2 | [pers pn] have been doing | 578 |
|
| 3 | have been doing [prep] | 110 |
|
| 4 | [pers pn] been doing [prep] | 40 |
|
