| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [adv] [prep] [noun sg] | 1242 |
|
| 2 | be [verb] on [prep] [noun sg] | 301 |
|
| 3 | be [v-ing] on [prep] [noun] | 246 |
|
| 4 | [be] [v-ing] on [prep] [noun sg] | 71 |
|
