| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [unc] [no cls] | 171 |
|
| 2 | [prep] [art] au [no cls] | 10 |
|
| 3 | [prep] [art] au [no cls] | 10 |
|
| 4 | [prep] an au [unc] | 8 |
|
| 5 | [prep] a au [no cls] | 8 |
|
