| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] a [adj] [noun pl] ago | 51 |
|
| 2 | [vb pp] a [adj] [noun pl] ago | 51 |
|
| 3 | [vb pp] a few [noun pl] ago | 41 |
|
| 4 | [vb pp] a [det] [noun pl] ago | 41 |
|
| 5 | [vb pp] a few [noun pl] ago | 41 |
|
| 6 | [vb pp] a [adj] years ago | 32 |
|
| 7 | [vb pp] a [num] [noun pl] ago | 10 |
|
| 8 | [vb pp] a hundred [noun pl] ago | 7 |
|
| 9 | [vb pp] a hundred [noun pl] ago | 7 |
|
| 10 | [vb pp] a [adj] weeks ago | 5 |
|
| 11 | [vb pp] a [adj] months ago | 5 |
|
