| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] be [v-ing] | 1765 |
|
| 2 | [verb] be [v-ing] on | 420 |
|
| 3 | [adv] be [v-ing] on | 67 |
|
| 4 | [verb] [adv] be on | 28 |
|
| 5 | [verb] [adv] [v-ing] on | 25 |
|
