| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] a | 29810 |
|
| 2 | be [v-ing] a | 15939 |
|
| 3 | be driving [art] | 160 |
|
| 4 | be drive a | 100 |
|
| 5 | [be] driving a | 95 |
|
