| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [be] [v-ing] [prep] [det] | 221 |
|
| 2 | [noun pl] [be] [verb] on [det] | 171 |
|
| 3 | [noun] [be] [v-ing] on [det] | 87 |
|
| 4 | [noun pl] [be] [v-ing] on [adj] | 65 |
|
