| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] on [det] | 50 |
|
| 2 | be [v-ing] on [adj] | 29 |
|
| 3 | be working on [adj] | 22 |
|
| 4 | be [v-ing] on this | 14 |
|
| 5 | be [v-ing] on this | 14 |
|
| 6 | be [v-ing] on that | 12 |
|
| 7 | be [v-ing] on that | 12 |
|
| 8 | be binding on [adj] | 11 |
|
| 9 | be [v-ing] on all | 9 |
|
| 10 | be [v-ing] on all | 9 |
|
| 11 | be [v-ing] on [num] | 9 |
|
| 12 | be concentrating on [adj] | 5 |
|
| 13 | be [v-ing] on [num ord] | 5 |
|
