| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] of years ago [art] | 5 |
|
| 2 | a [noun sg] of years ago [art] | 5 |
|
| 3 | a [noun sg] of years ago [art] | 5 |
|
| 4 | a couple of years ago [art] | 5 |
|
