| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [adv] [adj] years [prep] | 122 |
|
| 2 | for [adv] [num] years [prep] | 104 |
|
| 3 | [prep] [adv] twenty years [prep] | 15 |
|
| 4 | [prep] [adv] twenty years [prep] | 15 |
|
| 5 | for [adv] twenty [noun] [prep] | 10 |
|
| 6 | for [adv] twenty [noun pl] [prep] | 10 |
|
| 7 | for [adv] twenty years [prep] | 8 |
|
| 8 | for [adv] twenty years [prep] | 8 |
|
| 9 | for [adv] twenty year [prep] | 8 |
|
