| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a week | 1444 |
|
| 2 | [adv] a week | 1400 |
|
| 3 | least a [noun] | 697 |
|
| 4 | least a [noun sg] | 680 |
|
| 5 | least [art] week | 45 |
|
| 6 | least a week | 44 |
|
| 7 | least a week | 44 |
|
