| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is [v-ing] | 10950 |
|
| 2 | [Wh pn] be [v-ing] | 7035 |
|
| 3 | [Wh pn] [be] [v-ing] | 7035 |
|
| 4 | [Wh pn] is [verb] | 2369 |
|
| 5 | [Wh pn] [is] [v-ing] | 2274 |
|
