| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [be] [v-ing] [prep] [det] | 149 |
|
| 2 | [noun] [be] [v-ing] on [det] | 87 |
|
| 3 | [noun prp] [be] [v-ing] on [adj] | 47 |
|
| 4 | [noun prp] [be] [verb] on [det] | 42 |
|
