| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] in twenty years | 16 |
|
| 2 | [noun sg] in twenty years | 12 |
|
| 3 | [verb] in twenty years | 10 |
|
| 4 | [adv] in twenty years | 6 |
|
| 5 | [adv] in twenty years | 6 |
|
| 6 | [vb pp] in twenty years | 5 |
|
| 7 | in [art] twenty years | 15 |
|
| 8 | in [art] twenty years | 15 |
|
| 9 | in the twenty years | 15 |
|
| 10 | in the twenty years | 15 |
|
| 11 | in [adv] twenty years | 5 |
|
| 12 | in [adv] twenty years | 5 |
|
| 13 | in twenty [adj] years | 5 |
|
| 14 | in twenty years ' | 9 |
|
| 15 | in twenty years ['s] | 9 |
|
| 16 | in twenty years ' | 9 |
|
| 17 | in twenty years [unc] | 9 |
|
| 18 | in twenty years [prep] | 7 |
|
| 19 | in twenty years [prep] | 7 |
|
| 20 | in twenty years of | 5 |
|
| 21 | in twenty years of | 5 |
|
