| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pers pn] have been working | 17 |
|
| 2 | if [pers pn] [vb past] been working | 11 |
|
| 3 | if [pers pn] had been working | 8 |
|
| 4 | if [pers pn] [vb base] been working | 6 |
|
| 5 | if you [verb] been working | 5 |
|
