| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] on [prep] [art] [noun] | 313 |
|
| 2 | [be] [v-ing] on [prep] [art] [noun] | 313 |
|
| 3 | [be] [v-ing] [adv] at [art] [noun] | 268 |
|
| 4 | [be] [v-ing] [adv prt] at [art] [noun] | 157 |
|
| 5 | [be] [verb] on at [art] [noun] | 61 |
|
| 6 | [be] [v-ing] on at [art] [noun] | 44 |
|
| 7 | [be] [v-ing] on at [art] [noun] | 44 |
|
| 8 | [be] [v-ing] on at [art] [noun] | 44 |
|
