| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have be working on a | 12 |
|
| 2 | [noun] have been working on a | 12 |
|
| 3 | [noun] have [be] working on a | 12 |
|
| 4 | [noun] have [been] working on a | 12 |
|
| 5 | [noun] have [be] working on a | 11 |
|
| 6 | [noun sg] have [be] working on a | 6 |
|
| 7 | [noun] has [be] working on a | 5 |
|
| 8 | [noun prp] have [be] working on a | 5 |
|
