| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at [art] [adj] | 371 |
|
| 2 | [verb] at [art] [adj] stage | 234 |
|
| 3 | is at [art] [adj] stage | 26 |
|
| 4 | is [verb] at [adj] stage | 16 |
|
