| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | working on a [adj] [noun] | 138 |
|
| 2 | been on a [adj] [noun] | 48 |
|
| 3 | been working on [adj] [noun] | 27 |
|
| 4 | been working on a [noun] | 20 |
|
| 5 | been working on a [adj] | 9 |
|
