| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had been working on | 14 |
|
| 2 | [pers pn] 've been working on | 13 |
|
| 3 | we have been working on | 11 |
|
| 4 | she have been working on | 9 |
|
| 5 | he have been working on | 8 |
|
| 6 | i have been working on | 5 |
|
| 7 | [pers pn] have been working on | 5 |
|
