| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been on a [adj] | 44 |
|
| 2 | [verb] been working on [adj] | 33 |
|
| 3 | [verb] been working on a | 25 |
|
| 4 | been working on a [adj] | 9 |
|
