| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] [be] [v-ing] | 37723 |
|
| 2 | [conj] [pron] be [v-ing] | 37717 |
|
| 3 | [conj] [pron] is [verb] | 9442 |
|
| 4 | [conj] [pron] [is] [v-ing] | 5637 |
|
