| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun sg] of april | 127 |
|
| 2 | at [art] [noun sg] of april | 127 |
|
| 3 | at [art] [noun sg] of april | 127 |
|
| 4 | at [art] end of april | 90 |
|
| 5 | at [art] beginning of april | 34 |
|
