| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [subord] [prep] a | 167 |
|
| 2 | [prep] [subord] at [art] | 22 |
|
| 3 | [prep] [subord] at [art] | 22 |
|
| 4 | [prep] [conj] at a | 16 |
|
| 5 | [prep] [subord] at a | 12 |
|
