| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [det] week | 1202 |
|
| 2 | a [det] weeks | 1192 |
|
| 3 | a few week | 1165 |
|
| 4 | a half week | 33 |
|
| 5 | a [det] week | 10 |
|
