| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pos pn] [noun sg] had [be] working on | 5 |
|
| 2 | [pron] [noun sg] had [be] working on | 5 |
|
| 3 | [noun sg] had [be] working on [art] | 6 |
|
| 4 | [noun sg] had [be] working on [art] | 6 |
|
