| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | twenty pound a [noun sg] | 50 |
|
| 2 | twenty pounds a [noun] | 33 |
|
| 3 | twenty pound a week | 23 |
|
| 4 | twenty pound a week | 23 |
|
| 5 | twenty pound a [noun] | 17 |
|
| 6 | twenty pound a month | 13 |
|
| 7 | twenty pound a month | 13 |
|
| 8 | twenty pound a year | 7 |
|
| 9 | twenty pound a year | 7 |
|
