| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | working on [det] [noun sg] | 71 |
|
| 2 | [been] on [det] [noun sg] | 41 |
|
| 3 | [been] working on [det] | 23 |
|
| 4 | [been] working on [noun sg] | 11 |
|
| 5 | [been] working [det] [noun sg] | 9 |
|
