| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] on [art] [noun prp] | 523 |
|
| 2 | [be] working on [art] [noun] | 285 |
|
| 3 | [be] [v-ing] on [art] [noun prp] | 87 |
|
| 4 | [be] working [prep] [art] [noun prp] | 49 |
|
| 5 | [be] working [prep] [art] [noun prp] | 49 |
|
| 6 | [be] work on [art] [noun prp] | 19 |
|
| 7 | [be] working on [art] [noun prp] | 17 |
|
| 8 | [be] working on [art] [noun prp] | 17 |
|
