| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] was working on the | 24 |
|
| 2 | he [was/were] working on the | 15 |
|
| 3 | [pers pn] were working on the | 7 |
|
| 4 | i [was/were] working on the | 6 |
|
