| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun sg] | 407844 |
|
| 2 | [prep] [noun sg] [verb] | 97904 |
|
| 3 | a [noun sg] [verb] | 86141 |
|
| 4 | [prep] a [verb] | 567 |
|
