| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [be] [verb] | 38950 |
|
| 2 | i [be] [v-ing] | 30243 |
|
| 3 | [pron] [be] writing | 849 |
|
| 4 | [pers pn] [be] writing | 811 |
|
| 5 | i [be] write | 386 |
|
| 6 | i [be] writing | 382 |
|
