| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] [art] | 63342 |
|
| 2 | be [v-ing] [art] | 32030 |
|
| 3 | be prepare [art] | 193 |
|
| 4 | [be] preparing [art] | 142 |
|
