| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] have been at | 142 |
|
| 2 | [conj] [pron] have been work | 116 |
|
| 3 | [pron] have been work at | 22 |
|
| 4 | [conj] [pron] have work at | 16 |
|
