| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've be [v-ing] [prep] | 879 |
|
| 2 | [verb] be [v-ing] on | 552 |
|
| 3 | have be [v-ing] on | 530 |
|
| 4 | [vb base] be [v-ing] on | 160 |
|
| 5 | 've be [verb] on | 75 |
|
| 6 | 've [be] [v-ing] on | 62 |
|
