| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [subord] a [noun] | 328 |
|
| 2 | about [subord] [art] [noun] | 133 |
|
| 3 | about [subord] [art] [noun] | 133 |
|
| 4 | about [subord] a [noun] | 19 |
|
| 5 | about [conj] a [noun] | 18 |
|
