| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun sg] | 407844 |
|
| 2 | [prep] erm [noun sg] | 469 |
|
| 3 | [prep] a erm | 53 |
|
| 4 | a erm [noun sg] | 25 |
|
