| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] [v-ing] | 52233 |
|
| 2 | be [adv] [v-ing] | 52226 |
|
| 3 | are [adv] [verb] | 33068 |
|
| 4 | [am/are] [adv] [v-ing] | 20079 |
|
