| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be [v-ing] [art] | 857 |
|
| 2 | [adv] be [v-ing] [pron] | 835 |
|
| 3 | be [v-ing] [pron] [art] | 814 |
|
| 4 | [adv] be [pron] [art] | 350 |
|
| 5 | [adv] [v-ing] [pron] [art] | 345 |
|
