| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [v-ing] [art] | 13523 |
|
| 2 | [pers pn] [be] [v-ing] [art] | 11647 |
|
| 3 | i [be] [verb] [art] | 2480 |
|
| 4 | i [be] [v-ing] [art] | 2069 |
|
