| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [art] | 32032 |
|
| 2 | be [v-ing] [art] | 32030 |
|
| 3 | is [verb] [art] | 15523 |
|
| 4 | [is] [v-ing] [art] | 7494 |
|
| 5 | is [v-ing] [art] | 5977 |
|
