| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] a [adj] time | 856 |
|
| 2 | seen [prep] a [adj] [noun] | 843 |
|
| 3 | seen [prep] a [adj] [noun sg] | 827 |
|
| 4 | [vb pp] [prep] a [adj] time | 406 |
|
| 5 | seen [prep] [art] [adj] time | 33 |
|
| 6 | see [prep] a [adj] time | 22 |
|
| 7 | seen [prep] a [adj] time | 21 |
|
| 8 | seen [prep] a [adj] time | 21 |
|
