| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [det] [subord] a week | 22 |
|
| 2 | [noun sg] [prep] [det] [subord] a week | 19 |
|
| 3 | [adj] [prep] [det] [subord] a week | 6 |
|
| 4 | [prep] [det] [subord] a week [prep] | 11 |
|
| 5 | [prep] [det] [subord] a week [prep] | 11 |
|
