| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] week to [n mass] | 7 |
|
| 2 | a week to [n mass] | 7 |
|
| 3 | [art] week to [n mass] | 7 |
|
| 4 | a week to [n mass] | 7 |
|
