| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a [adj] [noun] [unc] | 131 |
|
| 2 | [adv] [prep] a [adj] [noun pl] [unc] | 40 |
|
| 3 | [adv] [prep] a [adj] week [unc] | 7 |
|
| 4 | [adv] [prep] [art] [adj] weeks [unc] | 7 |
|
