| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] na [verb] | 6425 |
|
| 2 | [be] [v-ing] na [vb infin] | 6397 |
|
| 3 | [be] [verb] na happen | 110 |
|
| 4 | [be] [v-ing] [prep] happen | 110 |
|
| 5 | [be] [v-ing] na happen | 110 |
|
