| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been working as [art] | 8 |
|
| 2 | [pers pn] have been working as [art] | 6 |
|
| 3 | have been working as [art] [noun] | 13 |
|
| 4 | have been working as [art] [noun sg] | 11 |
|
