| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] at [art] | 1224 |
|
| 2 | is [to-vb] [prep] [art] | 950 |
|
| 3 | be [to-vb] at [art] | 181 |
|
| 4 | [be] [to-vb] at [art] | 181 |
|
| 5 | [is] [to-vb] at [art] | 94 |
|
| 6 | is [to-vb] at [art] | 91 |
|
