| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [noun] before | 157 |
|
| 2 | [prep] a [adj] days [conj] | 94 |
|
| 3 | [prep] a [adj] [noun pl] before | 37 |
|
| 4 | [prep] [art] [adj] days before | 20 |
|
| 5 | [prep] [art] [adj] days before | 20 |
|
| 6 | [prep] a [adj] days before | 6 |
|
| 7 | [prep] a [adj] day before | 6 |
|
