| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] [v-ing] | 52233 |
|
| 2 | [prep] [adv] [v-ing] | 9075 |
|
| 3 | [be] [prep] [adv] | 7160 |
|
| 4 | [be] [prep] [v-ing] | 5741 |
|
