| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] for [noun pl] | 704 |
|
| 2 | be [v-ing] on for | 196 |
|
| 3 | [v-ing] on for [noun pl] | 36 |
|
| 4 | be [v-ing] on [noun pl] | 7 |
|
| 5 | be on for [noun pl] | 5 |
|
